Properties: 1. super physical-chemical performance, high resistance to impact, 30% higher flux than the same caliber iron pipe, anti-aging, long service life for 30-50 years, an ideal drain water material; 2.light weight and endurable, easy to install, fasten works speed; 3. lower cost than traditional iron pipe; 4. white color, bright and comfortable. Package: plastic film for outside Application area: Draining water and sewage system in construction.