The execution time of this plan is from May 24, 2022 to December 31, 2022. The execution period is in accordance with the schedule and the overall progress rate is 95.82%. This project makes the maintenance and management of clean air zone and the control of dust emission in bare areas, promotion of tree planting and greening, and subsidies for setting up air purification green walls on campus. In promoting the maintenance, management and adoption of the clean air zone, 4 new adoption units have been added, 18 bulletin board of the clean air zone have been updated, and 5 adoption selection materials have been compiled; in terms of inspection and inspection of exposed areas, the unmanned vehicles and monitoring systems are used to strengthen the control of exposed areas. A total of 23.5 hectares of improvement were completed in conjunction with on-site inspections; in promoting tree planting and greening, actively promote plant planting and greening to reduce exposure and increase green cover rate, and completed a total of 2,850 tree plantings; In the guidance of setting up clean air green walls and the promotion of demonstration operations in clean air zone, 21 schools have also been approved for green wall setting operations, and 25 campus green wall review operations have been carried out, and the rest of the operations are handled as scheduled.

Clean Air Zone, Exposed area