Puyang Zhongshi Group Co., Ltd., established on 1997-12-25, Business scope includes oil pumping equipment and accessories,oil recovery(gas)Wellhead and accessories,valve,camping house,metal container,pressure vessel,Cementing,Completion tools,Cementing accessories,Rubber products,bolt,Shaker,Drilling solids control equipment and accessories,Gas-liquid separation equipment,Special equipment and accessories for oil drilling,Workover rig,winch,Drilling tool,Downhole Tools,tubing,casing,hanging tool,Milling set tools,fishing tool,BOP and accessories,Plug valve,Flexible Composite Pipe,Choke manifold and accessories,High and low pressure oil recovery valve group,Metering Room Ground Controls/2.5MPa,Integrated shelter,Safely execute the processing of the electronic information security inspection system,Sales,repair,Installation and service;Foundry and other metal fabrication,cement products,machine part,mold,motor,Production of electrical appliances and substation devices,Processing and sales;Color steel,Steel structure engineering construction and related plates,Processing of steel components;boiler installation,Repair and Sales;pressure pipe,Electrical Engineering Construction;Instrumentation and its automated production,Sales and Service;Grain and oil processing machinery,Clogging and dredging equipment,Air Cannons and Accessories,Manufacture of feeder,Install;Drilling and oil production engineering,Drilling fluid environmental protection purification,Manufacture of solidification treatment equipment and mud not falling to the ground,Oil and gas field(stand)Technical Services;Oil field and petrochemical industry dirty oil,Sewage environmental protection treatment equipment,Manufacture and related technical services of electromagnetic heating devices for oil pipelines and tanks in oil fields.plumbing repair,to clean.test,Anti-corrosion equipment and its technical services.Chemical Products(Does not contain dangerous goods)Sales,Anti-corrosion and anti-rust insulation,Sandblasting and painting,Sales and maintenance of new energy electric vehicles.Injection pump,Explosion-proof electrical appliances and circuit maintenance and transformation,Wellhead Automated Production for Drilling and Workover,repair,Recycling and trading of oilfield waste materials.Foreign trade import and export,house repair,water proof,furnish,Rental of premises and equipment,computer,Software development and sales,Wind power foundation manufacturing and wind power installation,construction work.Involved in licensing projects,It should be operated after obtaining the permission of the relevant department