As a large public utility company, the company's environmental water sector includes two main businesses: water supply and sewage treatment. In July, 2008, the company established the Water Division, which includes water investment projects such as Zhongshan Water Supply Co., Ltd. and Zhongshan Sewage Treatment Co., Ltd. to provide integrated environmental protection services for urban water supply and sewage treatment. It has 9 wholly-owned companies, 2 cooperative companies and 8 joint-stock companies, covering an area of about 1.575 square kilometers, with a pipeline length of 4,380 kilometers, with a daily water supply capacity of 2.05 million cubic meters and a daily sewage treatment capacity. The company makes full use of its own advantages and existing resources to improve the water quality and living environment of Zhongshan City and make due contributions to the development of environmental protection in Zhongshan City.