Established in 1985, Shuanggao Valve Co., Ltd. was reorganized to Shanghai Shuanggao Valve (Group) Co., Ltd. (SGOV) in 1999, integrating design, production, examination and sale in
trunnion mounted ball valve, pressure seal valve, full welded ball valve, through conduit gate valvemore
We offer experienced services in plastic injection molding with mold design capability. Quality mold making, injection mold, plastic molding for plast
Plastic Injection Molding, Injection Mold, Plastic Injection Mold, Injection Moldingmore