... steel, chrome steel, cold rolled sheet, bearing steel, brass, copper, bronze, chrome copper, mold steel , teflon ,PVC, bakelite, nylon, delrin, arcylic and ... email, telephone or any other business way.Shenzhen Tiexinxing Technology Co.,LtdAddress:BLK1,Shapulong Ind Zone,Tangxiyong,Bao'an District ,Shenzhen ...