Quality Control | Heavy-Duty Lock Washers for Reliable Industrial Use

TESA MICRO HITE 600 | Lock nuts for heavy machinery


Quality Control

Chin Sing has established a complete quality management system and applied quality inspection and measuring equipment to inspect products in every details and the maintenance of every link, Strict quality control is supervised through precision measuring testers and other equipment to ensure the quality of the product at all stages on the manufacturing process is the best. Our factory has passed ISO-9001:2015, ISO-14001:2015 inspection, our products meet RoHS, REACH and Taiwan SGS certification standard.

REACH SVHC 223 Items Test Report