System Certifications
Guangzhou Yonglong Hardware Manufacturing Co., Ltd. has passed multiple system certifications and established a comprehensive quality management system. From raw material procurement to production manufacturing to finished product inspection, every step strictly follows standards to ensure consistent and reliable product quality.
We operate a 34,262.2-square-meter production facility with over 200 employees, equipped with comprehensive production and testing capabilities. Our quality management system covers:
| Raw Material Control | Strict supplier qualification review and incoming material inspection |
|---|---|
| Production Process Control | Standardized production processes with real-time quality monitoring |
| Finished Product Testing | Comprehensive testing including dimensional, material, and welding quality inspection |
| Traceability System | Complete production records and batch traceability for every product |


