Chaishi factory located in china famous steel fastener production city, having big advantage from low cost to mature strict quality control system, since 1989.

Our raw materials are all from China national steel factory who can guarantee the stable good quality and reasonable price.

Our production lines always update the advanced automatic machines keeping continuous high speed operation with uniform precision quality. this way help us to support global customers with possible short lead time and satisfied quality.

Customized service is available.

Main advantage fasteners: DIN933,DIN931,DIN975,DIN6921,DIN912,DIN7991,DIN934,DIN985,DIN982,DIN6923,BSW,UNC,UNF... Eye bolt, L bolt,customized bolt and nut.