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Ningbo Bolin Bearing Co., Ltd., operating under the brand BML, has emerged as a premier manufacturer and solution provider of miniature and specialized bearings, serving industries that demand uncompromising precision and reliability. With a rich heritage dating back to 2005 and a newly expanded 12,000-square-meter facility in Ningbo’s Jiangbei District, the company is now capable of producing up to 300 million bearing sets annually – a testament to its commitment to large-scale manufacturing without sacrificing quality. An Expansive Product Line for Critical Applications BML’s portfolio spans a wide spectrum of high-performance bearings, including: Miniature deep groove ball bearings (metric, flange, MR, stainless steel, and high-speed series) Angular contact ball bearings (available in 15°, 25°, and 30° contact angles, with versatile pairing configurations) Needle roller bearings (HK and K series, ideal for compact mechanical designs) Specialized bearings (double groove, outer spherical, anti-creep, ultra-long anti-rust, and full ball types) These products are indispensable in micro motors, automotive systems, textile machinery, automation equipment, robotics (including humanoid platforms), medical devices, precision instruments, telecommunications, financial hardware, fitness equipment, and household appliances. A Culture of Innovation Backed by 16 Patents Innovation is at the heart of BML’s operations. The company holds 16 utility model patents, covering game-changing technologies such as anti-creep designs, thin-walled configurations, and ultra-long anti-rust treatments. Its R&D team continuously pursues new product development – from high-speed series to stainless steel variants – ensuring that BML stays ahead of evolving market demands and delivers tangible solutions to complex engineering challenges. World-Class Quality Management and Certifications BML operates under the quality philosophy of "Consistency and Reliability," reinforced by the "Three Truths" principle: true implementation, true inspection, and true improvement. The company holds IATF 16949:2016 certification for automotive-grade quality, alongside ISO 14001:2015 and ISO 45001:2018 for environmental and occupational health management. Its in-house laboratory is equipped with cutting-edge testing instruments, including surface roughness analyzers, roundness testers, reliability simulation machines, salt spray chambers, and thermal cycling units. These facilities ensure that every bearing meets the required precision class – from P0 to P4 – and performs flawlessly under extreme conditions. Tailored Solutions for Unique Operational Demands What sets BML apart is its deep-rooted expertise in non-standard customization. The company collaborates closely with clients to develop bearings that meet specific dimensional, material, structural, and performance criteria – whether it’s high-speed operation up to 120,000 rpm, low-noise performance for medical equipment, or corrosion resistance tested to 1,000 hours in salt spray environments. This customer-first approach, backed by rapid prototyping and agile production, makes BML a preferred partner for companies with specialized requirements. A Global Footprint with Localized Expertise With exports to North America, Europe, Asia, and South America, BML has built a robust international presence. Long-standing partnerships with industry leaders such as KELI, MOONS', Sheng Yang Motor, and Zhengk Electromotor underscore the company’s reputation for reliability and technical excellence. BML’s multilingual sales and support teams ensure seamless communication and responsive service for clients worldwide. Vision for Tomorrow: Becoming a Global Leader in Miniature Bearings “Our goal is to become the go-to brand for miniature and special bearings across five key industries – micro motors, financial equipment, small home appliances, textile machinery, and robotics,” said a company spokesperson. “By combining technological innovation, precision manufacturing, and a relentless focus on customer needs, we are building a future where BML stands as a symbol of quality and trust in the global bearing industry.”

Ningbo Bolin Bearing Co., Ltd. (brand: BML), a professional manufacturer and solution provider integrating design, production, sales, and service of miniature and special bearings, is making significant strides in the high-precision bearing industry. Strategically located in Jiangbei District, Ningbo – a key manufacturing hub in Zhejiang Province – the company has evolved from its predecessor, Ningbo Yonghui Bearing Co., Ltd. (founded in 2005), into a leading enterprise serving global high-demand sectors. Large-Scale Production and Advanced Manufacturing Capabilities In 2022, BML moved to a new 12,000-square-meter factory, laying a solid foundation for large-scale production with an annual capacity of up to 300 million bearing sets. The company plans to invest 120 million RMB to build 80 production lines within four years. Its modern facility is equipped with automatic assembly lines, carbon hydrogen cleaning machines, polishing machines, visual inspection equipment, and precision testing instruments – ensuring consistent product quality and efficient production cycles. Diverse Product Portfolio Serving High-Demand Industries BML specializes in high-precision miniature bearings with inner diameters ranging from 3mm to 50mm, covering core product categories including: Miniature Deep Groove Ball Bearings – metric series (693, 624, 625, 695, 626, 604, 698, 6802), flange series (F687, F688), MR series, stainless steel series (S624, SMR106 passing 176-hour salt spray tests), and high-speed series (80,000–120,000 rpm) Angular Contact Ball Bearings – available in various contact angles (15°, 25°, 30°) and pairing configurations (DB, DF, DT), with precision grades up to P4 for high-speed and high-rigidity applications Needle Roller Bearings – HK series and K series, featuring compact dimensions and high load capacity for space-constrained applications Special and Customized Bearings – double groove ball bearings, outer spherical bearings, anti-creep bearings, ultra-long anti-rust bearings (1000-hour salt spray resistance), and full ball bearings These products are widely applied in micro motors (stepping motors, shaded pole motors, high-speed blower motors), automotive parts, textile machinery, automation equipment, robots (including humanoid robots), medical devices, precision instruments, telecommunications equipment, financial equipment, and white goods. Commitment to Innovation and Intellectual Property BML has secured 16 utility model patents covering key technologies such as anti-creep bearings, thin-walled bearings, and ultra-long anti-rust bearings. The company's R&D team actively carries out new product development projects, including high-speed series bearings and stainless steel bearings, demonstrating its strong capability in collaborative development and non-standard customization. This innovation-driven approach enables BML to address specific pain points of customers in harsh operating conditions, from high speed and high temperature to corrosion resistance and low noise. International Certifications and Rigorous Quality Control Guided by the quality policy of "Consistency and Reliability" and the principle of "True Implementation, True Inspection, and True Improvement," BML has obtained multiple international certifications: IATF 16949:2016 (Certificate No.: 0474539) – meeting the strict quality requirements of the automotive industry ISO 14001:2015 (Certificate No.: 00124E35103R0S/3302) – environmental management ISO 45001:2018 (Certificate No.: 00124S34040R0S/3302) – occupational health and safety management The company's quality control laboratory is equipped with precision testing instruments, including surface roughness profilers (accuracy up to 0.0001μm), roundness measuring instruments, reliability life testing machines (capable of simulating conditions such as 50,000rpm/150℃/500N), salt spray testers, and high-low temperature test chambers (-60℃ to +150℃). These ensure that every product meets the required precision grades (P0, P6, P5, P4) and performance standards. Strong Customization Capabilities and Non-Standard Solutions One of BML's core advantages is its deep "non-standard customization and collaborative development capability." The company can provide tailored bearing solutions according to customers' specific operating conditions, including special dimensions, materials (such as stainless steel with ultra-long anti-rust performance), structures (anti-creep, thin-walled designs), and performance requirements (high speed up to 80,000–120,000 rpm, low noise, high temperature resistance). The customization process follows a customer-centric approach – from demand analysis and drawing design to prototype production and mass manufacturing, with the R&D team closely collaborating with customers to ensure that the final product fully meets their application needs. Global Reach and Strategic Partnerships With over 18 years of industry experience, BML has built a professional international business network, serving customers across North America, Europe, Asia, and South America. The company has established long-term cooperative relationships with renowned partners such as KELI, MOONS', Sheng Yang Motor, and Zhengk Electromotor. Its products have earned recognition for excellent performance in noise control, durability, and stability across diverse application scenarios. Looking Ahead: Building a Leading Brand in Miniature and Special Bearings "Our mission is to become a professional provider of miniature and special bearings, creating value for customers while building a well-known brand in the global industry," said a company representative. "With our advanced production facilities, strong R&D capabilities, rigorous quality controls, and unwavering commitment to customer satisfaction, we are well-positioned to achieve our strategic goal of capturing a 10% domestic market share in miniature and special bearings within five years." BML is focusing on core product lines such as 625, 693, and MR52, and promoting automation, informatization, intellectualization, and digitalization in production. The company aims to become a professional supplier in five key industries – micro motors, financial equipment, small home appliances, textile machinery, and robots – contributing to the development of global high-end manufacturing with high-quality products and professional solutions.

Ningbo Bolin Bearing Co., Ltd., operating under the brand name BML, has established itself as a leading manufacturer and solution provider of miniature and special bearings. Strategically headquartered in Ningbo, Zhejiang Province—a key hub for China's manufacturing sector—the company has grown from its origins in 2005 as Ningbo Yonghui Bearing Co., Ltd. into a modern enterprise with a 12,000-square-meter facility and an annual production capacity of up to 300 million bearing sets. A Legacy of Precision and Innovation. With a clear mission to become a "Professional Provider of Miniature and Special Bearings," BML specializes in high-precision bearings with inner diameters ranging from 3mm to 50mm. Its core product portfolio includes miniature deep groove ball bearings, angular contact ball bearings, needle roller bearings, and customized specialty bearings. These products are widely deployed across micro motors, automotive components, textile machinery, automation equipment, robotics, medical devices, precision instruments, telecommunications, and white goods—underscoring the company's versatility and engineering excellence. Commitment to Quality and International Standards. BML's dedication to quality is validated by its rigorous certifications, including IATF 16949:2016, ISO 14001:2015, and ISO 45001:2018, alongside its long-standing ISO 9001 certification first obtained in 2007. These accreditations reflect the company's uncompromising commitment to consistency, reliability, and continuous improvement through its "True Implementation, True Inspection, and True Improvement" quality philosophy. With 16 utility model patents covering anti-creep bearings, thin-walled designs, and ultra-long anti-rust bearings, BML demonstrates robust R&D capabilities and a forward-looking approach to technological innovation. Advanced Manufacturing and Customization Capabilities. BML's modern production facility is equipped with state-of-the-art automated assembly lines, precision grinding equipment, and comprehensive testing instruments. The company's lean manufacturing system, supported by ERP and MES digital management, ensures full traceability and consistent product quality. One of BML's standout strengths is its exceptional non-standard customization capability, offering tailored solutions for special operating conditions such as high speed (up to 80,000–120,000 rpm), extreme temperatures (from -60°C to 200°C), corrosion resistance, and low noise requirements. This customer-centric approach enables BML to develop "exclusive bearings" that precisely match unique equipment specifications. A Global Partner with a Local Touch. BML has built a professional international business network, serving clients across North America, Europe, Asia, and South America. Trusted by renowned partners including KELI, MOONS', Sheng Yang Motor, and Zhengk Electromotor, the company has earned a strong reputation for reliability and service excellence. Its dedicated sales and technical teams provide one-stop support, from product selection and customization to after-sales service, ensuring seamless cooperation with customers worldwide. Looking Ahead: Driving the Future of Miniature Bearings. With a strategic goal to capture 10% of the domestic market share in miniature and specialty bearings within five years, BML is committed to advancing automation, informatization, and intelligent manufacturing. By focusing on core product lines such as 625, 693, and MR52 series, the company aims to become the preferred supplier in five key industries: micro motors, financial equipment, small home appliances, textile machinery, and robotics. As BML continues to innovate and expand, it remains dedicated to creating value for customers and contributing to the advancement of global high-end manufacturing.

Ningbo Bolin Bearing Co., Ltd. (brand: BML), a professional manufacturer and solution provider of miniature and special bearings, is solidifying its reputation in the global bearing industry through technological innovation, rigorous quality management, and strong customization capabilities. Headquartered in Ningbo's Jiangbei District, the company has grown from its predecessor founded in 2005 into a modern enterprise operating from a 12,000-square-meter facility, with an annual production capacity reaching 300 million bearing sets. BML specializes in high-precision miniature bearings with inner diameters ranging from 3mm to 50mm, covering deep groove ball bearings, angular contact ball bearings, needle roller bearings, and customized solutions. These products serve a broad spectrum of high-demand sectors, including micro motors, automotive components, textile machinery, automation equipment, robotics, medical devices, precision instruments, telecommunications, financial equipment, fitness equipment, and household appliances. A key milestone in BML's quality journey is its IATF 16949:2016 certification, obtained in 2023, complementing its long-standing ISO 9001 certification. The company also holds ISO 14001 and ISO 45001 certifications, alongside 16 utility model patents covering innovations such as anti-creep bearings, thin-walled bearings, and ultra-long anti-rust bearings. These achievements reflect the company's commitment to the quality policy of "Consistency and Reliability" and the principle of "True Implementation, True Inspection, and True Improvement." What truly sets BML apart is its deep expertise in non-standard customization and collaborative development. The company possesses independent equipment development and product design capabilities, enabling it to work closely with clients facing unique operating conditions or innovative equipment concepts. From requirement analysis and drawing design to prototype production, BML offers end-to-end tailored services, delivering "exclusive bearings" precisely matched to customer needs. The company's customization capability is underpinned by advanced manufacturing strength. With state-of-the-art production equipment, a rigorous quality control system, and an experienced technical team, BML consistently produces bearings with precision grades up to P4 and beyond. This ensures outstanding rotational accuracy, operational stability, and extended service life even under demanding conditions such as high speed, heavy load, and low noise environments. BML's diversified product portfolio provides customers with flexible and comprehensive solutions. Its product lines include miniature deep groove ball bearings (metric, flange, MR, stainless steel, and high-speed series), angular contact ball bearings (various contact angles and pairing configurations), needle roller bearings (HK and K series), and special bearings such as double-groove and outer spherical designs. This extensive range, combined with customization and manufacturing capabilities, enables BML to efficiently respond to both routine replacements and complex system integrations, significantly reducing customers' procurement and management costs. With a global perspective, BML serves major markets across North America, Europe, Asia, and South America. The company has established long-term partnerships with renowned clients including KELI, MOONS', Sheng Yang Motor, and Zhengk Electromotor. Looking ahead, BML aims to achieve a 10% domestic market share in miniature and special bearings within five years, focusing on five key industries: micro motors, financial equipment, small home appliances, textile machinery, and robotics. By advancing automation, informatization, intelligence, and digitalization in production, the company is committed to becoming a premier global supplier in the miniature and special bearing sector, contributing to the advancement of high-end manufacturing worldwide.

Cixi, Zhejiang, July 4, 2026 — Ningbo Bolin Bearing Co., Ltd. (BML), a professional manufacturer of micro and special bearings, has announced a strategic expansion of its production capabilities and global market reach. Established in 2005 as Ningbo Yonghui Bearing and rebranded in 2020 to target the mid-to-high-end market, the company is reinforcing its position as a comprehensive solution provider for precision bearing applications. With a new focus on intelligent manufacturing and green production, Bolin Bearing is poised to meet the rising international demand for high-precision, reliable, and customized bearing solutions across diverse industries. The company's latest development centers on its "Q-SHEET Green Factory" strategy, which integrates advanced automation with eco-friendly practices. This approach is applied across its diverse product portfolio, which includes high-precision Deep Groove Ball Bearings, Angular Contact Ball Bearings, Needle Roller Bearings, and Specialty Bearings. For the micro-motor and robotics sectors, Bolin offers a range of miniature bearings with inner diameters as small as 3mm, including high-speed series capable of operating at 80,000 to 120,000 rpm. The company has also introduced corrosion-resistant stainless-steel series, featuring products that can withstand salt spray tests for over 1,000 hours, catering to the growing demand for durable components in harsh environments. At the heart of Bolin Bearing's competitive advantage is its vertical integration and rigorous quality control. The company operates a 12,000-square-meter facility equipped with advanced production lines and an independent R&D center. This infrastructure allows for rapid prototyping and customization, with the company capable of developing new products to support OEM and ODM clients. Quality assurance is further bolstered by the company's adherence to international standards. Bolin Bearing has obtained the ISO 9001, IATF 16949, and ISO 14001 certifications, ensuring that products meet the stringent safety and durability requirements of global markets. The company's commitment to quality is further recognized by its status as a High-Tech Enterprise, validating its technical maturity and innovation capabilities. Looking ahead, the company is focusing on digital transformation and global market penetration. As a professional OEM/ODM partner, Ningbo Bolin Bearing offers extensive customization capabilities, allowing clients to develop products tailored to their specific brand identity. The company's design team works closely with clients to customize every aspect of the product, from special materials and dimensional tolerances to unique lubrication solutions. By combining its technical expertise with a customer-centric service philosophy, the company aims to become a preferred partner for global brands seeking reliable, high-quality bearing manufacturing solutions in 2026 and beyond.

June 27, 2026 | Cixi, China — Ningbo Bolin Bearing Co., Ltd. (Branding as BML Platinum Lin), a professional manufacturer with over two decades of engineering heritage, is expanding its global footprint with a strategic focus on high-precision micro bearings and customized solutions. Established in 2005 as Ningbo Yonghui Bearing and rebranded in 2020 to target the mid-to-high-end market, the company combines advanced manufacturing capabilities with a "Q-SHEET Green Factory" philosophy to deliver reliable bearing solutions to international markets. Operational Excellence and Manufacturing Capabilities Bolin operates a modern 12,000-square-meter manufacturing ecosystem, housing advanced production lines, R&D centers, and automated assembly systems. The facility integrates precision machining, automated material handling, and intelligent quality inspection technologies, ensuring consistent product quality and efficiency. With a strategic location in Zhejiang's industrial hub, the company optimizes supply chain efficiency, reducing transportation costs and responding quickly to global customer demands. The company’s product portfolio is designed to meet diverse market needs, spanning five core categories: Deep Groove Ball Bearings: Available in metric series (693, 624, 625), flange series (F687, F688), and MR series (MR95), these units feature high-speed capabilities (8,000–12,000 rpm) and durable construction. Stainless Steel Series: Engineered for corrosion resistance, these bearings pass 176-hour salt spray tests, with customized options available for ultra-long rust protection (up to 1,000 hours). Angular Contact Ball Bearings: Offering contact angles of 15°, 25°, and 30°, these units support high-precision applications requiring axial and radial load capacity, including ceramic ball options. Needle Roller Bearings: Compact designs like HK0709 and K6X9X10 cater to space-constrained environments, providing high load capacity with minimal footprint. Specialty Bearings: Including thin-wall bearings, full complement ball bearings, and customized solutions for unique customer requirements. Strategic Vision and Partnership Opportunities Guided by the philosophy of "Technology Leadership, Professional Quality, and Brand Service," Bolin aims to strengthen its global market presence through OEM/ODM partnerships. The company offers customization services for materials, dimensions, and performance specifications, allowing international clients to develop tailored solutions that align with regional preferences and branding requirements. With a comprehensive sales network and high-quality after-sales support, Bolin is committed to building long-term relationships with global distributors and importers. The company's competitive pricing strategy, driven by economies of scale and optimized supply chain management, ensures cost-effectiveness without compromising quality. For inquiries or partnership opportunities, please contact Ningbo Bolin Bearing Co., Ltd.

Ningbo, Zhejiang, China – June 18, 2026 – Ningbo Bolin Bearing Co., Ltd. (BML), a leading designer, manufacturer, and service provider of miniature and special bearings, today announced its latest strategic developments and technological advancements. With a history dating back to the establishment of its predecessor, Ningbo Yonghui Bearing, in 2005, the company has evolved into a national high-tech enterprise renowned for its precision engineering, innovative R&D capabilities, and robust quality management systems. As BML continues to execute its "Second Venture" strategy, it is solidifying its position as a premier professional service provider for micro and special bearings. Strategic Milestones and Manufacturing Scale Since its founding in 2005, BML has undergone significant expansion to meet the growing global demand for high-precision components. The company's journey began in a 500-square-meter facility and has culminated in the establishment of a modern 12,000-square-meter manufacturing base on Xingyong Road, acquired in 2022. This strategic growth has enabled BML to achieve an annual production capacity of 300 million bearings. Looking ahead, BML has outlined an ambitious investment plan totaling 120 million RMB to further enhance its production capabilities. The company aims to deploy 80 automated production lines within four years, targeting an annual output of 250 million bearings. This expansion is designed to support BML's strategic goal of capturing a 10% share of the domestic market for ultra-miniature bearings within five years. The company is actively building a "Q-SHEET Green Factory," integrating lean, automated, and digitalized production methods to ensure sustainable growth. Comprehensive Product Portfolio and Customization Capabilities BML offers a diverse range of high-precision bearings tailored to meet the exacting requirements of various high-tech industries. The company's core product lines include: Miniature Deep Groove Ball Bearings: Available in metric series (e.g., 693, 624, 625), flange series (e.g., F688), MR series (e.g., MR95), and stainless steel series (e.g., S624). These bearings are engineered for high-speed applications, with some models capable of operating at speeds up to 120,000 rpm. Angular Contact Ball Bearings: Featuring contact angles of 15°, 25°, and 30°, these bearings are available in duplex configurations (DB, DF, DT) to support complex axial and radial loads. BML also offers specialized ceramic ball angular contact bearings. Needle Roller Bearings and Specialized Bearings: Including HK and K series needle roller bearings, as well as customized solutions such as double-groove ball bearings, full-ball bearings, and insert bearings. A key differentiator for BML is its robust customization and collaborative development capability. The company maintains an independent equipment development and product design team, allowing it to work closely with clients to create "exclusive bearings" tailored to unique operating conditions and spatial constraints. This includes the ability to customize ring and ball materials, such as producing bearings that can withstand 1,000 hours of neutral salt spray testing for superior corrosion resistance. Unwavering Commitment to Quality and Innovation Quality and reliability are foundational to BML's corporate philosophy. The company adheres to a strict quality policy of "consistency and reliability," underpinned by the "Three Zhen" principle: Zhen Zuo (True Execution), Zhen Cha (True Inspection), and Zhen Gai (True Improvement). BML has obtained several authoritative certifications, including IATF 16949:2016 (for automotive quality management), ISO 14001:2015 (Environmental Management), and ISO 45001:2018 (Occupational Health and Safety). Furthermore, the company has been recognized as a National High-Tech Enterprise, validating its commitment to technological innovation. BML's dedication to R&D is evident in its investment in advanced monitoring and measuring systems. The company utilizes state-of-the-art equipment such as HALT (Highly Accelerated Life Testing) and ALT (Accelerated Life Testing) machines capable of testing bearings at speeds up to 150,000 rpm and temperatures up to 150°C. This rigorous testing regime ensures that BML's products deliver exceptional rotational accuracy, operational stability, and longevity even in the most demanding environments, such as high-speed motors and precision medical instruments. Customer-Centric Philosophy and Global Partnerships BML operates under the mission of "becoming a professional service provider for micro and special bearings." The company serves a broad spectrum of industries, including micro motors, automotive parts, textile machinery, automation equipment, robots, medical devices, and precision instruments. By focusing on the five core industries of HB motors, financial equipment, textile machinery, shaded pole motors, and small appliances, BML has established itself as a reliable OEM/ODM partner. The company's customer-centric approach is supported by a comprehensive service system that integrates design, production, quality control, and after-sales support. BML's strategic partnerships with leading enterprises such as Leadpeace ICT (Luxshare Precision), ZLZyk (Moons'), Keli (KELI), and Jinzhong Co., Ltd., underscore its reputation for delivering high-quality, reliable solutions that meet international standards. As BML continues to innovate and expand its manufacturing footprint, it remains committed to providing global customers with superior value through precision, quality, and service. Media Contact: Ningbo Bolin Bearing Co., Ltd. (BML) [Name of Contact Person/Department] Phone: [Phone Number] Mail: [Email Address] Website: [Website URL] Address: No. 199 Yingfeng Road, Zhang'an Sub-district, Jiaojiang District, Taizhou City, Zhejiang Province, China

Ningbo Bolin Bearing Co., Ltd. is a professional integrated manufacturer and solution provider specializing in the design, production, sales and one-stop service of micro and precision bearings. As a reliable IATF 16949 Certified Manufacturer, the company focuses on high-precision miniature bearing production, committing to delivering stable, durable and customized bearing products for global industrial fields. The company’s core product lineup covers high-performance Precision Miniature Bearings, including high-precision High-Precision Deep Groove Ball Bearings, angular contact ball bearings and needle roller bearings with an inner diameter of 350mm and various specifications. Possessing strong independent R&D and production capabilities, Bolin Bearing acts as a professional Non-Standard Bearing Specialist, able to tailor exclusive Custom Bearing Solutionsaccording to customers’ actual working conditions and technical requirements. Widely adaptable to diverse industrial scenarios, its bearing products are extensively applied in micro motors, auto parts, textile machinery, automated equipment, robots, medical devices, precision instruments and telecommunication equipment. Serving as a professional Micro Motor Bearing Supplier, the company provides matched high-precision bearing accessories that effectively improve equipment operation stability, reduce friction loss and extend service life for terminal equipment. Adhering to the corporate mission of being a professional service provider of micro and special bearings, Ningbo Bolin Bearing continuously strengthens technical team building and technological innovation. The company strictly implements standardized production and quality management systems to ensure every batch of products meets international precision standards and industry certification requirements. With stable product performance and flexible customized service capabilities, it has won wide recognition from domestic and overseas industrial customers. In the long-term development, Ningbo Bolin Bearing will keep focusing on the precision bearing manufacturing track, persist in technological iteration and quality upgrading. The company strives to build a well-known brand in the micro and special bearing industry, create maximum value for global customers, provide a superior development platform for employees, and promote steady progress and innovative development of the precision bearing industry.

Ningbo, China, June 5, 2026 – Ningbo Bolin Bearing Co., Ltd. (BML), a recognized national high-tech enterprise, has announced a strategic expansion of its manufacturing capabilities and global market reach. Established in 2005 as Ningbo Yonghui Bearing and rebranded in 2020 to target the mid-to-high-end market, the company has evolved into a professional manufacturer of micro and special precision bearings. With a new 12,000-square-meter facility and a "Q-SHEET" green factory initiative, Bolin Bearing is positioning itself as a leading solutions provider for the global micro-bearing industry. Strategically located in the industrial hub of Ningbo, Zhejiang Province, the company leverages its logistical advantages and advanced production infrastructure to serve a diverse international clientele. With a mission to become a "Professional Service Provider of Micro & Special Bearings," Bolin has established a strong reputation for innovation, quality, and technical expertise over its two-decade history. Comprehensive Product Portfolio and Advanced Manufacturing Capabilities Bolin Bearing offers a wide array of high-precision bearings designed to meet the complex requirements of modern industrial and consumer applications. The company's product lines combine engineering excellence with material science, ensuring durability, precision, and reliability in demanding environments. Key product categories include: Deep Groove Ball Bearings: The company specializes in a comprehensive range of micro deep groove ball bearings, including metric series (693, 624, 625), flanged series (F687, F688), and MR series (MR95). These bearings are engineered for high-speed applications and general-purpose machinery. Specialty and High-Performance Bearings: To meet specific customer needs, Bolin manufactures stainless steel series bearings capable of passing 176-hour salt spray tests, with custom options for ultra-long rust prevention up to 1000 hours. Additionally, the company produces high-speed series bearings capable of operating at 80,000 to 120,000 rpm, catering to the most demanding motor applications. Precision Components: Complementing its bearing lines, Bolin offers needle roller bearings (HK0709, HK0712.5), bushings with zinc-nickel alloy plating, and various precision shaft components. The company also produces angular contact ball bearings with different contact angles (C, AC, A) and ceramic ball options for high-precision instrumentation. Customization and OEM/ODM Services: Bolin places a strong emphasis on non-standard customization and collaborative development. The company's R&D team works closely with clients to provide one-on-one design, prototyping, and manufacturing services for unique applications, ensuring optimal performance in specific working conditions. This extensive product range is supported by a robust manufacturing infrastructure. The company operates a modern facility equipped with advanced production lines, automated assembly equipment, and a comprehensive suite of testing instruments. Bolin's commitment to precision is evident in its ability to produce bearings with P5, P4, and higher precision grades, ensuring exceptional rotational accuracy and stability. Technological Innovation and Rigorous Quality Assurance At the core of Bolin's growth strategy is a profound commitment to technological innovation. The company has assembled a seasoned engineering team and established a dedicated R&D center focused on product design and process improvement. To date, Bolin has secured 16 utility model patents and actively employs advanced development methodologies such as APQP. Recent R&D projects include the development of anti-crawling bearings, thin-wall bearings, and ultra-long rust prevention solutions, demonstrating the company's ability to innovate in response to market demands. Quality is the cornerstone of Bolin's corporate culture. The company adheres to a quality policy of "consistency and reliability," governed by the "Three True Principles" of genuine execution, genuine inspection, and genuine improvement. Bolin has implemented a comprehensive quality management system certified to ISO 9001, IATF 16949 (2023), ISO 14001, and ISO 45001 standards. This system governs every stage of the production process, from raw material procurement to final inspection, ensuring the highest standards of quality and consistency. Digital Transformation and Customer-Centric Service Bolin Bearing is at the forefront of the industry's digital transformation. The company has embraced the integration of informatization and industrialization, implementing an ERP system, CRM platform, and low-code applications to streamline operations and enhance efficiency. By utilizing OA systems with over 57 workflows and exploring MES real-time control, Bolin ensures agile supply chain management and rapid response to customer inquiries. Looking ahead, Ningbo Bolin Bearing Co., Ltd. will continue to adhere to the principle of "Technology Leadership, Professional Quality, and Brand Service." With a strategic goal of capturing a 10% market share in the domestic micro-bearing segment, the company aims to expand its global footprint and build long-term partnerships with customers worldwide. By leveraging its advanced production facilities, strong R&D capabilities, and extensive industry experience, Bolin is poised to become a leading enterprise in the global precision bearing manufacturing industry.

Ningbo, China — Ningbo Bolin Bearings Co., Ltd. has announced a strategic expansion of its engineering capabilities, marking a significant advancement in the field of micro and special-purpose bearings. By successfully obtaining the IATF 16949:2016 certification in 2023, the company has elevated its quality management systems to meet the most stringent global automotive industry standards. This achievement underscores Bolin's transformation from a component supplier into a comprehensive solutions provider for highly specialized applications. The company's new strategic direction is anchored in a "Triple Precision" philosophy, emphasizing Consistency, Reliability, and a steadfast commitment to the "Three Zhen Principles" of "Truly Doing, Truly Checking, and Truly Correcting." This rigorous approach ensures that quality is not merely an endpoint but an integrated process of continuous improvement. Bolin's dedication to this philosophy has been recognized through its long-standing compliance with the ISO 9001 quality management system, first achieved in 2007. A cornerstone of Bolin's operational excellence is its deep expertise in Non-Standard Customization and Collaborative Development. The company has established a distinct competitive advantage by moving beyond the supply of off-the-shelf products to offer a full suite of engineering services. From initial concept analysis and technical drawing design to prototype manufacturing, Bolin's technical team works in tandem with clients to develop "Exclusive Bearings" tailored to unique operational environments and innovative equipment concepts. This one-stop customization capability allows the company to solve complex mechanical challenges for clients across diverse sectors. Bolin's custom engineering capabilities are underpinned by its formidable High-Precision Manufacturing Strength. The company possesses the independent capacity to design and build its own production equipment, a rare capability that provides granular control over the manufacturing process. This foundation enables Bolin to consistently produce bearings at P5, P4, and even higher precision grades. These ultra-precise components are engineered to perform flawlessly under extreme conditions—such as high-speed rotation, heavy loads, and noise-sensitive environments—thereby ensuring the long-term reliability and cutting-edge performance of the client's final machinery. By integrating its mastery of precision manufacturing with a flexible, client-centric development model, Ningbo Bolin Bearings is well-positioned to serve a broad spectrum of high-tech industries. The company's comprehensive product matrix, which includes high-accuracy deep groove ball bearings, angular contact ball bearings, and needle roller bearings with inner diameters up to 350mm, is designed to meet the exacting demands of modern automation, robotics, medical instrumentation, and precision motors. Bolin remains dedicated to its mission of being a "Professional Service Provider for Micro Special Bearings," continuously innovating to create value for its customers and partners worldwide.

In the relentless pursuit of miniaturization and energy efficiency that defines modern engineering, the physical footprint of mechanical components has become a critical constraint. As industries ranging from collaborative robotics to medical imaging demand higher performance within increasingly confined spaces, the traditional paradigm of bearing design is undergoing a fundamental transformation. At the forefront of this evolution is the Thin-Wall Deep Groove Metric Ball Bearing, a component that challenges the conventional relationship between diameter and cross-section. No longer merely a passive support element, the Thin Section Ball Bearing has emerged as an enabler of compact, lightweight design, allowing engineers to decouple load capacity from spatial bulk and redefine the boundaries of what rotating machinery can achieve.   The defining characteristic of Slim Design Bearings lies in their constant cross-section geometry, a radical departure from standard bearing series where the wall thickness typically increases proportionally with the bore diameter. In traditional metric bearings, a larger shaft necessitates a heavier, thicker outer ring to maintain structural integrity, often resulting in wasted space and unnecessary mass in applications where radial loads are moderate but precision is paramount. By contrast, Thin-Wall Deep Groove Metric Ball Bearings maintain a slender profile regardless of their diameter, offering a cross-section that is significantly smaller than standard ISO dimensions. This architectural efficiency allows for the creation of hollow shafts and compact joint modules, which are essential for reducing the moment of inertia in robotic arms. The result is a machine that not only consumes less energy due to reduced weight but also responds with greater agility and speed, translating directly into higher throughput in automated manufacturing environments.   Despite their delicate appearance, these bearings are engineered to withstand the rigorous demands of industrial applications through advanced metallurgical and tribological innovations. The "deep groove" designation is not merely a geometric descriptor but a testament to their versatility; the raceway curvature is optimized to accommodate both radial and axial loads simultaneously, providing stability in multi-directional motion systems. To address the inherent stiffness challenges associated with thin rings, manufacturers are increasingly utilizing high-purity vacuum-degassed steel and precise heat treatment processes that enhance fatigue life without compromising the material's ductility. Furthermore, the integration of low-friction seals and specialized synthetic lubricants ensures that Deep Groove Metric Bearings operate with minimal torque variation, a critical factor for servo motors and harmonic drives where smooth, vibration-free rotation is non-negotiable. This balance of slimness and strength allows them to serve as the silent backbone of semiconductor lithography equipment and aerospace actuators, where every gram saved contributes to mission success.   The standardization of these components under metric dimensions further underscores their strategic importance in the global supply chain. As the world moves toward unified manufacturing standards, the Thin-Wall Deep Groove Metric Ball Bearing   

  Ningbo Bolin Bearing (BML) Expands Precision Portfolio, Empowering High-End Global Markets NINGBO – Ningbo Bolin Bearing Co., Ltd. (BML), a distinguished IATF 16949 certified manufacturer and specialist in non-standard bearings, has officially announced a significant expansion of its product portfolio. This strategic enhancement is designed to bolster its customization capabilities and better serve the rigorous demands of high-end international markets. Upgrading Core Precision Series As a premier Micro Motor Bearing Supplier, BML continues to prioritize excellence in Precision Miniature Bearings. The company has successfully upgraded three critical product lines: Deep Groove Ball Metric Series Deep Groove Ball Flange Series Deep Groove Ball Thin-Walled Series These High-Precision Deep Groove Ball Bearings now feature new specifications tailored for micro motors, precision instruments, and automation equipment. Maintaining BML's rigorous quality standards, the upgraded series boasts dimensional accuracy up to P4 grade, ensuring exceptional performance in high-speed and low-noise operational scenarios. Tailored Solutions Driven by Innovation Reinforcing its identity as a provider of Custom Bearing Solutions, BML has optimized its "Custom Collection" to accelerate response times for non-standard requirements. Backed by 18 years of industry expertise and 16 utility model patents, the company excels at engineering bearings with unique dimensions, materials, and structures to resolve specific application challenges.  

Ningbo Bolin Bearing Co., Ltd. (BML), an IATF 16949 Certified Manufacturer and Non-Standard Bearing Specialist, recently announced the expansion of its product portfolio and customization capabilities to better serve global high-end markets. As a professional Micro Motor Bearing Supplier, BML has always focused on Precision Miniature Bearings, and this expansion further enriches its core offerings.   The company has upgraded its Deep Groove Ball Metric Series, Deep Groove Ball Flange Series, and Deep Groove Ball Thin-Walled Series, adding new specifications to meet the diverse needs of industries such as micro motors, precision instruments, and automation equipment. These High-Precision Deep Groove Ball Bearings maintain BML’s strict quality standards, with dimensional accuracy up to P4 grade and excellent performance in high-speed and low-noise scenarios.   In line with its positioning as a provider of Custom Bearing Solutions, BML has also optimized its Custom Collection, enabling faster response to non-standard requirements from customers. Leveraging 18 years of industry experience and 16 utility model patents, the company can tailor bearings with special dimensions, materials, and structures to address unique application pain points, reinforcing its reputation as a trusted partner in the global miniature bearing market.   “Our focus on precision and customization drives every upgrade,” said Jason, BML’s contact person. “By expanding our product series and enhancing customization capabilities, we aim to deliver more targeted solutions for our global customers, while upholding the quality commitment embedded in our IATF 16949 certification.”  

Ningbo Bolin Bearing Co., Ltd. (brand name: BML), a professional manufacturer of Precision Miniature Bearings, adheres to a pragmatic development philosophy, focusing on refining product quality and optimizing service capabilities by leveraging its strengths as a Non-Standard Bearing Specialist and provider of Custom Bearing Solutions. With a customer-centric approach and a focus on practical value, BML has solidified its position as a trusted Micro Motor Bearing Supplier and a reliable partner in the domestic and targeted international miniature bearing market. Boasting a 12,000-square-meter modern factory and an annual production capacity of up to 300 million sets, BML offers a diverse product portfolio, including High-Precision Deep Groove Ball Bearings covering the Deep Groove Ball Metric Series, Deep Groove Ball Flange Series, and Deep Groove Ball Thin-Walled Series. The company’s Custom Collection, tailored to meet unique customer requirements, further demonstrates its flexibility and technical prowess in addressing complex application needs across industries such as micro motors, medical devices, and automation equipment. Backed by 16 utility model patents, international certifications including IATF 16949:2016, and a professional service team, BML is committed to delivering consistent, reliable products that meet the highest international standards. The company’s strategic focus on R&D and large-scale precision manufacturing ensures it can efficiently serve domestic customers and targeted international partners, reinforcing its reputation as a down-to-earth, professional solution provider in the miniature and special bearing industry.  

Ningbo, Zhejiang – Ningbo Bearing Co., Ltd., a prominent manufacturer in the precision bearing industry, is pleased to announce its enhanced capabilities in delivering cutting-edge bearing solutions tailored to diverse industrial demands. The company specializes in manufacturing Precision Miniature Bearings​ and providing Custom Bearing Solutions​ to meet unique client specifications. As an IATF 16949 Certified Manufacturer, the company adheres to rigorous quality and process standards, ensuring reliability and performance in every product. Its expertise as a Non-Standard Bearing Specialist​ enables it to address complex engineering challenges, while its High-Precision Deep Groove Ball Bearings​ are designed for applications requiring exceptional accuracy, durability, and minimal friction. With advanced production facilities and a dedicated R&D team, Ningbo Bearing Co., Ltd. focuses on innovation, precision engineering, and customer-centric service. The company’s product range includes miniature bearings for electronics, robotics, and medical devices, as well as custom solutions for automotive, aerospace, and industrial machinery. Each bearing undergoes strict testing to ensure it meets international standards for performance, noise reduction, and longevity. “Our commitment to excellence drives us to push the boundaries of bearing technology,” said Mr. Wang, Technical Director at Ningbo Bearing Co., Ltd. “As an IATF 16949 Certified Manufacturer, we prioritize quality at every stage, from design to delivery. Our capabilities as a Non-Standard Bearing Specialist​ allow us to provide tailored solutions that help our clients achieve optimal performance in their applications.” Ningbo Bearing Co., Ltd. also emphasizes sustainability, utilizing eco-friendly materials and energy-efficient manufacturing processes. The company supports global clients with OEM and ODM services, offering flexible customization in design, materials, and packaging. Currently exporting to over 30 countries across Europe, North America, and Asia, the company continues to expand its international network through strategic partnerships and reliable logistics. Its High-Precision Deep Groove Ball Bearings​ are widely recognized for their smooth operation and long service life, making them ideal for high-demand industrial and automotive applications. About Ningbo Bearing Co., Ltd.​ Founded in 2005, Ningbo Bearing Co., Ltd. is a specialized manufacturer of precision bearings, with a focus on miniature, deep groove, and custom bearing solutions. Based in Ningbo, China, the company combines advanced technology, stringent quality control, and a customer-first approach to serve industries worldwide.

NINGBO, China – Ningbo Bolin Bearing Co., Ltd. (BML), an IATF 16949 Certified Manufacturer and Non-Standard Bearing Specialist, is gaining recognition for its Precision Miniature Bearings and Custom Bearing Solutions serving global high-end industries. Specializing in High-Precision Deep Groove Ball Bearings with inner diameters from 3mm to 50mm (series 693, 624, 625, 695, 626, 604, 698, 6802), BML achieves precision grades P0 to P4 and high-speed operation up to 120,000 rpm. As a trusted Micro Motor Bearing Supplier, the company serves micro motors, automotive parts, robotics, medical devices, and precision instruments. BML’s customization capabilities address special working conditions including high temperature (up to 200°C), corrosion resistance (1,000-hour salt spray), anti-creep, and low noise. The company holds 16 utility model patents and operates a 12,000m² factory with annual capacity of 300 million sets. Backed by IATF 16949, ISO 14001, and ISO 45001 certifications, BML ensures automotive-grade quality and environmental compliance. Its global customer base includes KELI, MOONS’, and Zhengk Electromotor.

[Date] — BML is reinforcing its position as a dedicated Non-Standard Bearing Specialist, announcing significant enhancements to its Custom Collection. By focusing on tailored engineering, the company is delivering Custom Bearing Solutions designed to solve complex operational challenges in high-tech sectors, including micro motors, robotics, and automotive applications. Engineered for High-Precision Performance BML’s portfolio is built to meet the rigorous demands of modern automation and precision machinery. The company’s latest offerings emphasize versatility and exacting standards, featuring: Deep Groove Ball Metric Series: Standardized for reliability across a wide range of industrial uses. Deep Groove Ball Flange Series: Designed for simplified installation and enhanced stability. High-Precision Deep Groove Ball Bearings: Engineered specifically for applications requiring superior rotational accuracy and minimal friction. Empowering the Micro Motor Sector This strategic capacity expansion solidifies BML’s role as a leading Micro Motor Bearing Supplier. By leveraging advanced production lines, the company ensures that every component meets strict consistency and reliability metrics. With a robust global service network and a steadfast commitment to engineering excellence, BML is well-positioned to support the rapidly evolving needs of high-end manufacturing sectors worldwide, delivering performance that powers the future of automation.

NINGBO, CHINA – Ningbo Bolin Bearing Co., Ltd. (brand name: BML) has announced a significant milestone in its strategic expansion, reinforcing its position as a premier IATF 16949 Certified Manufacturer in the miniature bearing industry. Following the inauguration of its new 12,000-square-meter facility in 2022, the company has ramped up its annual production capacity to 300 million sets, solidifying its ability to meet surging global demand for high-quality solutions. As a dedicated Non-Standard Bearing Specialist, BML continues to distinguish itself through its Custom Collection, offering tailored Custom Bearing Solutions that address unique operational challenges across micro motors, robotics, and automotive applications. The company’s portfolio, which includes the Deep Groove Ball Metric Series and Deep Groove Ball Flange Series, is engineered to deliver superior performance, with a particular focus on High-Precision Deep Groove Ball Bearings. This capacity expansion enables BML to enhance its role as a leading Micro Motor Bearing Supplier, leveraging advanced production lines to ensure consistency and reliability. With a strong commitment to engineering excellence and a global service network, BML is poised to support the evolving needs of high-end manufacturing sectors worldwide.

March 23, 2026 – Ningbo Bolin Bearing Co., Ltd. (Bolin Bearing), a professional manufacturer and solution provider integrating design, production, sales and service of micro and special bearings, continues to solidify its reputation in the global bearing industry by leveraging its core strengths in high-precision manufacturing, custom solutions and strict quality management. As an IATF 16949 Certified Manufacturer and Non-Standard Bearing Specialist, Bolin Bearing is committed to delivering reliable, high-performance products that meet the diverse needs of customers across multiple industries. Bolin Bearing focuses on the R&D and production of various high-precision miniature bearings with an inner diameter of up to 350mm, including High-Precision Deep Groove Ball Bearings, angular contact ball bearings and needle roller bearings. Its product portfolio covers a wide range of series, such as Deep Groove Ball Metric Series, Deep Groove Ball Flange Series and Deep Groove Ball Thin-Walled Series, forming a comprehensive product matrix to meet different application scenarios. As a professional Micro Motor Bearing Supplier, the company’s Precision Miniature Bearings are widely used in micro motors, auto parts, textile machinery, automation equipment, robots, medical devices, precision instruments, telecommunications equipment and other fields, becoming an indispensable core component in modern industrial production. With the mission of “Professional Service Provider of Micro and Special Bearings”, Bolin Bearing has always adhered to the quality policy of “Consistency and Reliability” and the three-true principle of “Genuine Implementation, Genuine Inspection and Genuine Improvement”, continuously improving its quality management level. The company obtained ISO 9001 quality management system certification in 2007 and achieved IATF 16949 certification in 2023, a global standard for the automotive supply chain that emphasizes defect prevention, continuous improvement and reduced production variation, further demonstrating its commitment to quality excellence. A key competitive advantage of Bolin Bearing lies in its profound non-standard customization and collaborative development capabilities. As a Non-Standard Bearing Specialist, the company not only supplies standard products but also possesses independent equipment development and product design capabilities. When customers face special working conditions, unique installation spaces or innovative equipment concepts, Bolin Bearing can deeply participate in the entire process from demand analysis and drawing design to sample trial production, providing one-on-one full-process Custom Bearing Solutions and accurately creating “exclusive bearings” that perfectly fit customers’ equipment needs – similar to how leading bearing manufacturers collaborate with clients to develop tailored solutions for complex industrial scenarios. The foundation of Bolin Bearing’s customization capability is its pursuit of “precision” in manufacturing. Relying on advanced production equipment, a strict quality control system and an experienced technical team, the company can stably produce high-quality bearings with precision grades up to P5, P4 and even higher. This ensures that its Precision Miniature Bearings and High-Precision Deep Groove Ball Bearings exhibit excellent rotational accuracy, outstanding operational stability and long service life even under harsh environments such as high speed, high load and low noise, fundamentally guaranteeing the reliability and advancement of customers’ equipment. In addition to its strong manufacturing and customization capabilities, Bolin Bearing has built a guarantee of “diversified products and one-stop services”. Its rich product portfolio, combined with professional customization and manufacturing capabilities, enables the company to provide customers with more flexible and comprehensive solutions. Whether it is regular product replacement or supporting complex systems, Bolin Bearing can respond efficiently, significantly reducing customers’ procurement and management costs and achieving win-win value cooperation. The company’s Custom Collection further caters to the personalized needs of customers, covering a variety of non-standard and customized bearing products. Looking forward, Bolin Bearing will continue to enhance its engineering and technical strength, pursue continuous innovation, and strive to build a well-known brand in the micro and special bearing industry. The company is committed to providing a development platform for employees, creating greater value for customers, and making greater contributions to the development of the global precision bearing industry.  

Ningbo Boring Bearing Co., Ltd. is a professional manufacturer and solution provider integrating design, production, sales, and service, focusing on Precision Miniature Bearings, High-Precision Deep Groove Ball Bearings, needle roller bearings, angular contact ball bearings and other series with inner diameters up to 350mm. As an IATF 16949 Certified Manufacturer and Non-Standard Bearing Specialist, we provide professional Custom Bearing Solutions for global customers and serve as a reliable Micro Motor Bearing Supplier.   Since our establishment, we have obtained ISO 9001 certification in 2007 and IATF 16949 certification in 2023. Adhering to the quality policy of "Consistency and Reliability" and the "Three Truths" principle, we continuously improve quality management and production stability.   We have strong non-standard customization and collaborative development capabilities, supporting full-process customized services from demand analysis, drawing design to sample trial production. With advanced production equipment and a professional technical team, we stably produce high-precision bearings up to P4 and P5 grades, ensuring excellent performance in high-speed, low-noise and heavy-load working conditions.   Our products are widely used in micro motors, automotive components, textile machinery, automation equipment, robots, medical devices, precision instruments and telecommunications equipment. Based on a diversified product portfolio and one-stop service system, we are committed to becoming a well-known brand in the micro special bearing industry and creating long-term value for global customers.