Dear manager, We are so glad to introduce our enterprise to you, Shanghai Huifen Trading Co., Ltd, who specializes in Mechanical Products, metal parts for industrial use. Our main products please see our website: www.huifentrading.com I. Fasteners for industrial use (bolts, screw, nuts, studs etc...) as per ISO,DIN,ANSI,BS standards II. Hose Clamps III. Metal parts as per customer’s specification IV. Electric Hardware V. Construction Hardware VI. Construction glass We Hope to be your partner in the future. We always provide the quality products and superior service for you.