Bearing manufacturer capability file

About Us

Precision bearing OEM programs, linear guideway systems, CE/SGS certified export, and full technical documentation support.

Precision

P5 / P4 / P2 grade

Quality

CMM inspection

Certified

CE & SGS

Company Profile

Linear Motion & Bearing Manufacturing Capability

Xiamen Dongfeng Bearing Mechanical & Electrical Co., Ltd. is a professional manufacturer of linear motion bearings and linear guideways based in Xiamen, Fujian, China. Founded in 2014, the company has built over 10 years of engineering precision in the design, production, and export of linear motion components for global automation equipment buyers.

Our product range covers linear guideways, linear guides, linear bearings, joint bearings, ball screws, plastic bearings, linear motion systems, and ball screw support blocks. Manufacturing is supported by high-precision automated grinding machines, CNC machining centers, and precision measuring instruments, enabling tight dimensional tolerances and consistent batch quality. All products carry CE and SGS certifications, meeting the compliance requirements of buyers across Europe, North America, Asia, and other global markets.

Dongfeng Bearing serves automation equipment manufacturers, machine tool builders, robotics integrators, and industrial distributors who require reliable, dimensionally accurate linear motion components. With direct factory supply, flexible MOQ policies, and OEM/ODM capability, we support both volume procurement and custom engineering projects. Our technical team provides selection guidance and application support from inquiry through delivery.

Manufacturing

Factory & Quality Control

In-house CNC grinding, machining centers, and precision measurement instruments ensure consistent dimensional accuracy across every production batch

Our factory specializes in the production of high-precision linear slides, using high-quality alloy steel, precision forging, numerical control machining, overall quenching and deep cold age treatment, ensuring stable size and uniform hardness. Through constant temperature ultra-fine grinding and molding, the precision and surface smoothness of the raceway are guaranteed; The assembly adopts a high-precision reverse system and multiple sealing structure, with smooth sliding and wear-resistant durability. The products are strictly assembled and tested according to the precision grade, and are widely used in CNC machine tools, automation equipment, precision instruments and other fields, providing customers with stable and reliable linear motion solutions.

5,000m²

Production Facility

12lines

Production Lines

P5 / P4 / P2grade

Precision Grades

58–62HRC

Hardness Range

In-House Capabilities

High-precision automated grinding machines
CNC machining centers
CMM coordinate measuring
Hardness testing (HRC)
Lead accuracy verification
Surface roughness inspection

Certifications & Compliance

Internationally certified quality management and product compliance for global market access

FDA Food-Grade Compliance

Stainless steel linear bearing variants meet FDA food-grade material requirements for food processing and packaging equipment applications. Certified for direct or indirect contact with food products.

REACH Registration Compliance

Chemical substance compliance with EU REACH Regulation. All materials used in linear motion products are registered and evaluated, ensuring safe use throughout the supply chain for European customers.

ISO 9001:2015 Quality Management

Certified quality management system covering design, production, inspection, and after-sales processes for all linear motion bearings and guideways. Annual surveillance audits ensure continuous compliance with international quality standards.

CE Conformity Declaration

All linear guideway and bearing products meet EU Machinery Directive requirements. CE marking confirms conformity with European health, safety, and environmental protection standards for industrial equipment components.

SGS Material Test Report

Third-party SGS verification of bearing steel material composition, hardness (58-62 HRC), and dimensional accuracy. Each production batch includes SGS-certified material test reports for buyer compliance verification.

RoHS Compliance Certificate

Products comply with EU Restriction of Hazardous Substances Directive. All bearing components, lubricants, and surface treatments are free from restricted hazardous materials, supporting green manufacturing requirements.

Service Guarantee

Comprehensive pre-sales and after-sales support backed by warranty, documentation, and technical expertise

24-Month Product Warranty

All linear guideway and bearing products carry a 24-month warranty against manufacturing defects from date of shipment. Defective units are replaced free of charge, including international shipping costs.

Full Inspection Documentation

Every shipment includes CMM inspection reports, hardness test data, lead accuracy measurements, and material certificates. Buyers receive complete quality documentation for each batch, traceable to production records.

Technical Selection Support

Our engineering team provides free product selection guidance, load calculation, and application optimization recommendations. From inquiry to delivery, technical specialists support your design-in process with data-driven solutions.

OEM/ODM Custom Engineering

Custom linear motion solutions tailored to your specifications: non-standard dimensions, special preload classes, custom materials, and modified mounting configurations. Prototype to volume production with flexible MOQ.

Global Logistics & Fast Delivery

Established export logistics network serving 50+ countries with DHL, FedEx, and sea freight options. Standard products ship within 7 days; custom orders within 15-25 days. FOB Xiamen or door-to-door delivery available.

After-Sales Technical Support

Dedicated after-sales team provides installation guidance, troubleshooting, and maintenance recommendations via email, phone, and video consultation. Response within 24 hours for any product or application issue worldwide.

Brand Strength

A decade of manufacturing excellence, global export reach, and precision-grade quality control

10+ Years of Manufacturing Experience

Founded in 2014, Dongfeng Bearing has accumulated over a decade of engineering precision in linear motion component manufacturing. Our experience spans CNC machine tools, automation equipment, robotics, semiconductor, and medical device applications.

5,000 m² Production Facility

Modern manufacturing facility in Xiamen, Fujian, equipped with high-precision automated grinding machines, CNC machining centers, and precision measuring instruments. 12 production lines enable flexible scheduling and volume capacity.

200+ Skilled Workforce

A team of over 200 employees including experienced engineers, CNC operators, quality inspectors, and export specialists. Continuous training programs ensure technical competency aligned with evolving industry standards.

50+ Export Markets Worldwide

Products exported to over 50 countries across Europe, North America, Southeast Asia, the Middle East, and South America. Established distributor partnerships and direct OEM relationships support global market penetration.

Complete Product Range

Full spectrum linear motion components: linear guideways (HGR/HGH series), linear bearings (LM/SC/LMF), ball screws (SFU/SFE), linear motion systems, joint bearings, and ball screw support blocks. One-stop sourcing for automation builders.

Precision-Grade Quality Control

In-house CMM measuring, hardness testing, lead accuracy verification, and surface roughness inspection on every production batch. P5/P4/P2 precision grades available with full traceability from raw material to finished product.