... pure pvc 4,Delivery need 25days 5,ISO,IEC,GB U-PVC drains pipe 1,Tracking service2,Payment have L/C ... impact resistanceU-PVC pipe,,UPVC water pipe,U-PVC drainage pipe high pressure1,Size:Φ32,Φ40,Φ50,Φ75Φ110,Φ160,Φ200,Φ250 ... control Department ,Development Department and Design Department,Customs Examination Division. U-PVC drains pipe