1.Shiva Polytubes, Patna.
2.Usha Polytubes, Patna.
3.Green Polytubes, Patna.
4.Aswirbad, Patna, Bangalore.
5.SF Polyplast, Patna.
6.Indoplast, Patna.
7.Telfab, Patna.
8.Takshila, Patna.
9.Ankita Pipe, Patna.
10.Saket Polytube ,Patna.
11.Dhara Polytube , Patna.
12.Bhagawati, Patna.
13.Chaika Industries, Ranchi.
14.AKI, Jamshedpur
15.Suraj logistics, Jamshedpur.
16.S.D.Polytubes Tata.
17.Suraj logistics, Jamshedpur.
18.Aquaduct, Purulia
19.Aquaduct, Purulia
20.Eastern Pipe,Nepal
21.National pipe, Nepal
22.Swastik, Beharampur, Orissa
23.Indotek, Hyderabad.
24.Orissa Plastopipe, Cuttack
25.Oriplast, Orissa.
26.Krishna Kurpa, Bangalore
27.Avon, Bangalore.
28.Ambe Polytube ,Rajasthan.
29. Master Plastic,Raniganj,W.B.
30. Sudi Plastic, Jharkhand.
31. Sudi Plastic, Jharkhand.
32.Brambhaputra pipe,Guwahati.
33.Srikrishna,Sambalpur,Orissa
34 Hindustan Polyvinyl, Jharia.
. . .
