Established in May 2003, Chongqing TIANZHI Environment Protection Co., Ltd. is the earliest company specializes in handling hazardous waste collection, storage, disposal and reutilization in Chongqing. TIANZHI managed to operate hazardous waste disposal plants at Bishan and Changshou in Chongqing; the certified disposal scope according to National Hazardous Wastes Catalogue is 46types (HW02-HW09, HW11-HW28, HW30-HW49 etc.); the design capacity of the two plants is 64KT/year, stable operation days of hazardous waste disposal plants tops 320 reaching highest level in similar plants in China; the service coverage is not only within great Chongqing area, but also Sichuan province, Yunnan province and Guizhou province.

TIANZHI possesses a 400 square meters lab testing hazardous waste, which equips instruments like atomic absorption spectrophotometer, gas chromatography, liquid chromatography, ion chromatography, atomic fluorescence spectrophotometer, hydrocarbon analyzer, etc.  Meanwhile, TIANZHI possesses a number of special vehicles for hazardous wastes’safe transportation; As environment emergency rescue backbone units in Chongqing, TIANZHI actively takes part in all kinds of environment emergency rescue work in Chongqing for years. With fast response speed and strong emergency treatment capability, TIANZHI fully displays enterprise social responsibility.