In order to further strengthen the control of dust pollution and improve air quality, the District Housing and Urban-Rural Development Committee has vigorously promoted the airtight upgrade and transformation of concrete mixing plants, and carried out special … inspections on the implementation of green production of ready-mixed concrete mixing plants, actively promoting the development of environmental quality in the jurisdiction, and assisting the development of environmental protection. Win the battle of pollution prevention and control, and contribute to the creation of a national civilized city in our district.