my country is facing serious water shortages and water environmental pollution problems.  Increasing water quantity and quality water shortages not only seriously plague people's lives, but also become one of the main factors affecting and restricting the sustainable development of my country's economy.  However, my country's current sewage treatment rate is still far from our goal, and the treatment of domestic sewage has become the focus of pollution control in the future.  While vigorously building urban sewage treatment plants, it has also increased the demand for decentralized sewage treatment.

 (1) The plan strictly implements national and local environmental protection, sanitation and safety laws and regulations, and is compiled in accordance with the environmental protection industry standards of the People's Republic of China. After treatment, various indicators of the effluent meet the national "Integrated Wastewater Discharge Standard" (GB8978-1996) secondary standard  ).

 (2) Relying on big data, Internet of Things and intelligent control technology, real-time and effective monitoring of the whole process of sewage treatment.

 (3) Adhere to a scientific attitude, and the processing technology adopted should not only reflect advanced technology, economical and reasonable, but also mature and reliable, and be simple in operation, convenient in operation, and no secondary pollution during normal operation.

 (4) During the operation process, implement refined management and adopt energy-saving design to achieve dual implementation of energy-saving and environmental protection.

 (5) Planning and implementing the principles of dealing with short-term and long-term, overall planning and current needs.