Founded in 1990, Chin Sing Precision Industry Co., Ltd. is a professional and experienced manufacturer specialized in producing such products as Adapter Sleeves, Withdrawal Sleeves, Lock Nuts, Lock Washers, American National Standard Nuts/Washers, SNP and SNW nuts, GUK Self Locking Nuts, Safety Bearing Nuts, etc. We have been a leading company in this field for 18 years in Taiwan. We have a strong R&D team and have gathered rich experience in doing OEM/ODM business in accordance with customers' needs. We are confident in providing you with competitive prices, the best quality, on-time delivery and reliable services. We have got ISO9001:2008, ISO14001:2004 and RoHS certificates. Our trademark of "C.S." enjoys great popularity among clients. Our products are directly exported to clients worldwide. It's our policy to insist on the management concept of "Quality, Sincerity, Trust, Fervor and Innovation". In the future, we guarantee that the trademark of "C.S." will represent the best quality. We believe that our products will bring complete satisfaction to all of our customers. We warmly welcome friends from all walks of life to cooperate with us. Chin Sing Precision Industry Co., Ltd.No. 21, Chenggong 3rd St., Minxiong Township, Chiayi County 621, Taiwan (R.O.C.)Tel: 886-5-2218622Fax: 886-5-2219788