... coating.PackingPlastic :pipe cap, plastic bag, steel strips bundledApplication:Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, water and nuclear power etc ... ,SINOPEC Engineering Incorporation,China HuanQiu Contracting & Engineer Corp.(HQCEC),China Petroleum Engineering & Construction (Group)Corp.CNOOC Offshore oil Engineering Co.,Ltd.,and so ...