Mudanjiang Bearing Manufacturing Co., Ltd. (ZMZ) is a leading Chinese manufacturer specializing in high-quality bearings and precision mechanical components. With more than 50 years of industry experience and a workforce of over 800 employees, the company serves diverse sectors including automotive, agricultural machinery, forklift equipment, construction machinery, machine tools, and logistics systems.
Headquartered in Mudanjiang City, China, ZMZ operates five subsidiary companies and is committed to delivering reliable, durable, and customized bearing solutions. The company manufactures both standard and special non-standard bearings, supported by advanced production facilities, strict quality control systems, and internationally recognized certifications, including ISO 9001:2015 and ISO/TS 16949:2009. With products exported to more than 20 countries across North America, Europe, Asia, and South America, ZMZ has built a strong reputation for quality, innovation, and customer satisfaction. The company continues to provide dependable products and technical expertise to global partners, supporting the advancement of industrial machinery and equipment worldwide.
Company name
Mudanjiang Bearing Manufacturing Co., Ltd.
Brand
ZMZ
Location
Mudanjiang City, Heilongjiang Province, People's Republic of China
Products
Bearings, metal castings, stamped parts, friction discs, precision machined parts
Export markets
Asia, Europe, North America, Middle East, and global aftermarket
Export markets
ISO Quality Management System Certified
Trade exhibitions
Canton Fair; international trade shows in Europe and Asia
Quality lab
Spectrometer, CMM, profile roughness meter, salt spray tester, metallographic microscope
50+
Years of bearing manufacturing experience
3
Dedicated production facilities
8
Product lines — bearings, castings, stamped parts, friction discs
ISO/TS
Certified quality management system
At ZMZ Manufacturing, engineering excellence is at the core of our business. Backed by over 50 years of experience, our engineering team drives innovation, product development, and manufacturing improvement to deliver reliable, high-performance bearing solutions. Our commitment to quality is supported by advanced testing and laboratory facilities, including dimensional inspection, metallurgical analysis, performance testing, and reliability validation. By combining technical expertise with rigorous quality control, ZMZ ensures every product meets the highest standards of precision, durability, and performance.
ZMZ participates in international industrial trade exhibitions including the China Import and Export Fair (Canton Fair). Our exhibition team brings physical bearing samples, full specification catalogs, and application engineers ready to discuss technical requirements on-site.
ZMZ's Mudanjiang facility provides end-to-end manufacturing capability: raw material intake and spectrometer verification, forge pressing and ring rolling, heat treatment and case hardening, CNC precision grinding, assembly and lubrication, quality inspection, and export packaging.
Submit an RFQ and our technical sales team will respond within 48 business hours with pricing, specifications, and lead times.
