Robust Petroleum Equipment Co., Ltd. is located in Shengli Oilfield (Dongying city, Shandong province) is a petroleum equipments service supplier, which is comprised of experienced engineers in petroleum equipments' design and manufacture and business team. Providing varieties of pumping units (long stroke rack pumping unit and Intelligent Electric Drum Pumping Unit obtained patent), Wellhead and Christmas tree quipment, blowout preventer series, choke manifold and kill manifold, electric submersible pump and oilfield spare parts.