This project includes Du-Nan and Bai-Fu County sewer system. Total dimensions of 206 hectares, which including box culvert in the total length of 305 m, and pipe culvert in the total length of 7,553m. Also, there are two pump stations, i.e. Zhong-Yuan Pump Station of 2.5 cms and Shi-Janis Pump Station of 7.5 cms.