Shenzhen yuanjia Indusry Co.,Ltd.

Produce all kinds of nuts,screws,fasteners,bolts, stands-offs and rivets of high quality.To ensure product quality we introduce 50 assorted high precision lathes,60 second-processing eqrpments,salt spray tester,hardness tester,wrest power tester,profection in strument,etc.Not only with the good instrument but also the process is execute strictly to make sure each product is perfact. [详细介绍]