Corrosion and abrasion of wellhead, casing, tubing, pump rod and sucker rod pump  often confines the reduction of recovery cost and enhancement of recovery efficiency,it is  very common while been used for oil recovery.

Because of  this problem, Shengji developed  series of anti-corrosion and anti-abrasion products to provide better solution for clients.

Shengji anti-corrosion and anti-abrasion products include HDPE liner tubing, epoxy resin coating anti-corrosion tubing, coated sucker rod, brass sucker rod pump, particular kind anti-corrosion sucker rod pump and anti-H₂S oil(gas) recovery wellhead.