Overview: 

 The water treatment industry is the basic industry of China's economic and social development, covering many fields such as urban water supply, sewage treatment and recycled water utilization. According to the latest data, the market size of the water treatment industry has exceeded one trillion yuan, the manufacture of sewage treatment equipment occupies the core position of the industrial chain, and the application of biological treatment technology and membrane technology is expanding rapidly. 

 The industry has gone through many stages of development. From the construction of the first sewage treatment plant in Shanghai in 1923 to today's comprehensive development period, the promotion of policies has continuously improved the construction of sewage treatment facilities. The water treatment industry is not only a public utility, but also has the dual attributes of environmental protection, involving many aspects such as tap water production, circulating water system management and comprehensive water resources management.