Water and wastewater

Water is a core element for maintaining ecological balance and an indispensable basic resource for human production and life. With the rapid advancement of urbanization and industrialization, the pressure of pollution and depletion of water resources is increasing day by day. Protecting water resources and treating wastewater have become urgent issues of The Times. The main sources of water pollution are the direct discharge of substandard wastewater from industrial production and the disorderly discharge of various types of sewage such as urban domestic sewage and commercial operation sewage. The dual pressure is continuously eroding the limited high-quality water resources.