Weishan County urban rain and pollution diversion transformation and water basin treatment project is a livelihood project carried out in response to this meeting, the project is led by Weishan County Housing and Urban-Rural development Bureau, with a total investment of 70,000 US dollars, using Donghong's advantages of rain and pollution diversion special dn315-dn630mm buried drainage PVC-U double-layer axial hollow wall pipe.

The pipe has the advantages of good sealing, strong drainage capacity and convenient construction. It has four connection methods: solvent bonding, elastic sealing ring, steel skeleton integrated forming sealing ring and Huff connection. The connection is safe and reliable, and the drainage can be zero leakage, and the overall collapse accident of the ground road caused by pipeline rupture and water leakage can be effectively solved.