Hong Kong Tongsheng Group was founded in Hong Kong, 1985, it owns import and export license, it is a multifunctional group engaged in machinery scientific research, production and sale. Its subsidiary companies are Dongguan Jinjun Machine Co., Ltd., which specializes in researching manufacturing full-auto PC plastic blow moulding machines from 10ML to 200L, and Dongguan Tongsheng Machine Co., Ltd., which specializes in researching and manufacturing plastic machine peripherals and cool water system design installation engineering.