We are a group enterprise owns two factories(DALIPAL PIPE CO***NY) and two trading company. Our factories produce oil well pipe and coupling , have a whole production process from smelting, tube rolling, OCTG heat treatment and manufacturing to technical services, which is a great advantage. Our factories have achieved ISO14001:2004, GB/T 19001-2000, TS ,HSE and API SPEC 5 CT product certification....

主要产品/业务: API casing pipe、coupling、line pipe(with 3PE、 3LPP、CWC coated)