1. China Railway Fourth Engineering Company: The third phase of Hefei Changgang Sewage Treatment Plant was built, which is located in the southeast of the intersection of Baiyun Road and Changle Road in Hefei Airport Economic Demonstration Zone. It is a newly built semi-underground sewage treatment plant with a treatment capacity of 6.5438+10,000 tons/day.
2. Donghua Science and Technology and China Railway Municipal Environment Construction Co., Ltd.: The design and construction integration project of the second sewage treatment plant of Hefei Circular Economy Demonstration Park was jointly built, and the completion acceptance was successfully completed.