... 4 Surface:Bright , Acid white,ma. etc 5 Explanation: Using large-scale hydrogen retreat equipment, scientific process, lean for profit gas temperature ... Co., Ltd We, Jiangsu Jinwei Stainless Steel Co., Ltd, are professional manufacturer of stainless steel materials--stainless steel tube, plate, coil ... We've been in this line for over 10 years and our materials has been sold worldwide. Welcome to visit ...