In 2017, our company has invested 168 million RMB to upgrade the 30,000m3/d effluent of Huanco Lantian Sewage Treatment Plant, and expanded the treatment capacity of 10000m3/d; Besides, the new reclaimed water plant (20,000m3/d) was built in the second phase, and all the effluent was used for peripheral industries and Municipal water use.

After the completion of the project, the annual output value will be nearly 60 million, and the tax will be 14.5 million. The annual total amount of pollutants COD (1480 tons), ammonia nitrogen (118 tons), total nitrogen (192 tons), and total phosphorus (15 tons) can be reduced, which has save about 3 million tons of groundwater and surface water,, and effectively solve the Dagang Street water pollution problem, realized the overall governance of the Dagang Street water environment, water resources, and water ecology, improved the living environment of Dagang Street residents, responding to the call of General Secretary Xie that: “Beautiful scenery is the gold and silver mines”.