Circulate Health Science and Technology (Beijing) Co., Ltd. be founded three years, is committed to solve the problem of "indoor environment", build an important part China state environmental protection. After all, people every day, more than ...

Purification Equipment Research Institute of CSIC (PERIC) whichbelongs to China Shipbuilding Heavy Industry Corporation wasfounded in 1966. It locates Handan City, Hebei Province, Chinaand covers an area around 900,000 square meters. is astate-level ...