Zhongtong HDPEパイプシステムプロフェッショナルサプライヤー
- China Shipbuilding Corporation Eighth Research Institute No. 21 (Debugging Building) Outdoor Municipal Engineering – PEパイプ
- パンジ県における高効率節水灌漑プロジェクトセグメントの事例研究, 淮南市 by Zhongtong in 2018
- Anji Tea Mountain Irrigation – PE Irrigation Pipe
- Tai Cang City Liuhe Town Agricultural Irrigation Project – PE Drainage Pipes