Chongqing Water Group Co.,Ltd. engages in the water supply, sewage treatment, engineering construction, and other businesses in China. The company also constructs, operates, and maintains water supply and drainage facilities; and collects, treats, and discharges domestic sewage, industrial and commercial sewage, rainwater, and other sewage from the urban sewage pipe network, as well as treats sewage in rivers. It provides water service to approximately 3.972 million urban residents; and sewage treatment service to approximately 89.13 million people in the city of Chongqing. In addition, the company engages in the municipal public works, mechanical and electrical installation engineering, and building construction engineering activities. Further, it sells materials, as well as installs pipelines and water meters. The company was formerly known as Chongqing Water Holding (Group) Co., Ltd. Chongqing Water Group Co.,Ltd. was founded in 2001 and is based in Chongqing, China. Chongqing Water Group Co.,Ltd. operates as a subsidiary of Chongqing Derun Environment Co., Ltd.