Chongqing Water Group Co.,Ltd. engages in water supply, wastewater treatment, sludge treatment and disposal, engineering construction, and other businesses in China. The company is also involved in the production and supply of tap water; sewage water treatment; and recycled water. It operates and manages tap water and sewage treatment plants. In addition, the company engages in municipal public works; building construction; water conservancy and hydroelectric engineering; electromechanical engineering and other engineering construction; environmental pollution control, construction engineering and municipal public engineering supervision; and manufacture of water supply and drainage equipment. Further, it sells materials; and installs pipeline and water meters, etc. Additionally, the company collects physical, chemical, and biochemical treatment of domestic and industrial sewage, initial rainwater, and other wastewater, ensuring compliance with national environmental standards before discharge; manages wet sludge generated from urban wastewater treatment plants, utilizing aerobic fermentation, co-firing, combined heat and power, and thermal drying to achieve reduction, stabilization, and harmlessness. 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. is a subsidiary of Chongqing Derun Environment Co., Ltd.