CHONGQING TONGHUI GAS CO.,LTD

The company is located in Tongnan Industrial Park of Chongqing, the heart of Sichuan and the joint of Sichuan and Chongqing. It is a high-tech private enterprise specialized in the development, production and operation of food grade, industrial grade liquid carbon dioxide, food grade carbon dioxide vial filling, dry ice, high-purity carbon dioxide, electronic grade nitrous oxide (N2O), high-purity, electronic grade germanium and electronic grade special gas in Sichuan and Chongqing.