Zhongtiaoshan nonferrous metallurgy company pays attention to conserving soil and water and protecting environment as hard as to production. Since the company was constructed

they do many good things for protecting environment in mining area. The company invested 30 million yuan for building four large and middle warehouses with total of 0.17 billion cubic metre for storing waste ore dregs

and has stored 40 million tons waste; They invested 0.4 million yuan and 0.2 million laboures for building farmland using the warehouses over time. They invested 10 millon yuan for building five stations of water purification and so on

it may save waste water 10 million tons per year; They built 15 floodproofing dams on main river in mining area

5 thousand metre guiding flood channel

1.5 thousand metre long dyke

and 18 bridge openings to form an effective floodproofing system.They afforested 56 thousand trees and built 0.2 millior

square metre lawn which occupies 83 percent land where needs to plant grass.