About Haiyi Machinery
15+ years of precision manufacturing excellence from Quanzhou, China
The Haiyi Heritage
Founded in 2010, Quanzhou Haiyi Machinery Co., Ltd. has grown from a small workshop into a leading manufacturer of excavator undercarriage components. Located in Quanzhou — the heart of China's industrial manufacturing — our factory integrates the complete production process under one roof.
We specialize in manufacturing track rollers, track chains, sprockets, idlers, track shoes, bushings, and pins for all major equipment brands including Caterpillar, Komatsu, Hitachi, Volvo, and John Deere. Our commitment to OEM-grade quality has earned us the trust of over 500 clients across 50+ countries.
Our Manufacturing Process
Casting & Forging
In-house metal casting and precision forging with premium raw materials
Heat Treatment
Advanced induction hardening, quenching and tempering for optimal wear resistance
CNC Machining
High-precision CNC turning, milling and grinding to exact specifications
Assembly
Precise component assembly with sealed lubrication systems
Quality Control
100% inspection using CMM, hardness testers, and dimensional verification
Packaging & Shipping
Professional packaging for safe ocean freight delivery worldwide
Our Journey
Foundation
Haiyi Machinery established in Quanzhou, Fujian Province
First Export
Began exporting undercarriage parts to Southeast Asia
ISO Certification
Achieved ISO 9001:2015 quality management certification
Capacity Expansion
Doubled production capacity with new CNC machining center
Global Reach
Parts supplied to 50+ countries across 6 continents
Innovation
Launched advanced heat treatment for extended part life