butt weld oil field slab gate valve

 email: atvalve@atvalve.com butt weld oil field slab gate valve
zhejiang advanced technogy valve company
through conduit gate valve and ball valve
valve-shirley@hotmail.com
zhejiang advanced technology valve company specializing in the production of gate valve and ball valve, if any need ,please feel free to contact us . Looking forward the opportunity to establish long term business relation with you .www.atv-valve.com email: atvalve[at]atvalve.com   contact : Shirley