The main pollutants are mercury and chromium. The depth of the site garbage is between 0 and 7 meters, and the pollution area is up to 10,460 square meters. The repair works amount to 50,000 cubic meters. The ectopic repair method is adopted to repair and make comprehensive use of construction waste and solid waste.

After the project is repaired, it will promote the upgrading and development of the surrounding plots and realize the synchronous improvement of regional economic benefits, environmental benefits and social benefits.