Shengli Oilfield Haisheng Industrial Co., Ltd., established on 1992-06-02, Business scope includes general cargo;printing service(branch only);pressure vessel(D1Class I pressure vesselD2second class low,medium pressure vessel)manufacture,Sales(The validity period of the above matters is subject to the license).diesel fuel,petrol retail(branch only);Diesel generator sets,Sales of refining equipment and accessories;Production and sales of explosion-proof electrical equipment;oil rig,Drilling solids control equipment and accessories,High pressure manifold,Well Control Manifold,Electrical Equipment,High pressure hydraulic equipment,Drilling equipment,Rig Accessories,BOP and accessories,water pipe,Metal Structural Products,Well site steel and wood foundation,drilling bit,Hydraulic hose assembly,pneumatic equipment,Mud pumps and accessories,long rod pump,submersible pump,Petroleum Machinery Parts,Wellhead Tools,drilling tool,Jaws,self-expanding piston,Drilling brake block,Brake shoe assembly,Building materials,auto parts,hardware tools,Electrical materials,prefabricated house,Vibrating screen cloth,BOP Control,Production, sales and maintenance of low-voltage electrical appliances;Petrochemical mud additives,Drilling Mud Preparations,Oil Production Mud Additives(None of the above contain dangerous goods)production and sales of;Garment processing;Labor protection supplies,storage battery,lubricating oil,Diamond and its products,Production and sales of antifreeze;Chemical product sales(Does not contain dangerous goods);Installation and maintenance of electrical equipment and installation and maintenance of explosion-proof electrical equipment;Equipment Leasing;House to rent;Various types of steel,Industrial Alloy Materials,Sales of non-ferrous metal materials;Tubing anti-corrosion;Industrial Automation Control Technology Services;Steel structure barracks sales.Greening and cleaning services;Earthworks;Ground pipeline engineering.fuel oil(Flash point ≥83ºC)Sales;Self-operated and agent import and export business of various commodities and technologies;Petroleum Technical Services;drilling engineering;Heavy oil thermal recovery surface circulation heating system,Stainless steel pipeline sales;Material recovery;l(Except where prohibited by country restrictions);Production of roadblocks,Sales and Repair;Rock wool color steel plate,Water Jacket Furnace Sales;Manufacture and sales of flexible composite pipes;Sales of petrochemical instruments and meters;Household Appliances and Electronics Sales;Dinner service;Homestay service;Security System Monitoring Services;Daily necessities sales;Office Supplies Sales;Paper Products Sales;Unit logistics management service;advertisement making;Manufacture of metal signs for traffic and public administration;Manufacture of special equipment for environmental protection;Engineering and Technology Research and Experimental Development;Geological Exploration Technical Services;Special Equipment Repair;port operation;mineral resources(non-coal mine)mining.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)