- Tianjin Dingrunda Technology Co., Ltd.
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1.Sewer and drainage
2.Frontage drains for terrace and other residential units in housing schemes
3.Perimeter drains for commercial, industrial units and individual factories
4.As collector drains in subsoil system in road, highway, open field, stadium, retaining wall or parking space
5.As collector drains in subsoil system, sewerage treatment plant sludge drying bed under drains
1. Nontoxic
2. Corrosion resistance
3. No Leakage
4. Higher flow capacity
5. Convenient for construction and installation
6. Lower system and maintenance costs
7. Longevity of working life
8. Carat Tube is recycled and Environment-friendly
