Xixiang street, Baoan district

Sangwinn Static Tecchnology Ltd (SST) was founded in 2010, is a company specialized in ESD control system& products and cleanroom consumptions.We have been research and develop in this field f...

640 Maple Ave.

Bertech is a division of Interstate Group, Inc., a California corporation since 1990. Inc. 500 recognized us as one of the top 500 fastest growing companies for three years. In addition, we were recog...