Products
Haihao Group manufacture high quality steel pipe fittings(pipe tee,elbow,reducer,cap etc)and flange products(WN,SO,BL,TR etc).Email:sales@haihaogroup.com
Haihao Group manufacture high quality steel pipe fittings(pipe tee,elbow,reducer,cap etc)and flange products(WN,SO,BL,TR etc).Email:sales@haihaogroup.com
