Shenzhen Zhengtiancheng IM&EX CO.,LTD

my gmail is ztc.max ,MSN is maxlee.1(at)live.comWe are specialized in seamless steel pipe,stainless steel pipe,galvanized steel pipe and alloy steel pipe in warious standards,such as ASTM,ASME,EN,BS,JIS,DIN,etc.And all kinds of pipe fittings are also included. [详细介绍]