Weifang Shengjiang Import & Export Co., Ltd. was founded in 2003, is the branch company for Shengjiang Industry Co., Ltd. Which supply One station package service for the construction, Oil and Gas industry Project. We are special at the Flange, Pipe Fittings and Weld Overlay Cladding, also provide Piping Antiseptic coating service. Our products are mainly used in Oil & Gas, Potable water, Offshore platform,Petrol Chemical, Long distance pipeline, Sea water treatment and so on.