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
Established in 1986, Yi-Shin Industrial Ltd. specializes in developing various printing machines with over 20 years of experiences. We professionally produce automatic color printi
High-speed intaglio multi-color printing machine, Dry laminating machine, Quality control machine, Slitting machine, Hot embossing machinemore