Jiyuan Easten Heavy Industry Co.,Ltd. A package supplier of the following products: a) Casing / Tubing b) Line Pipes (ERW, Seamless & SAW) c) Pup Joints & Cross Overs d) Couplings, Fittings, Valves & Flanges e) Drill Pipes, Collars & related accessories. f) Project Piping Supplies g) Sucker Rods , Drill Collars , Drill Pipes , HWDP h) Stainless Steel Tubes and Pipes