PetroChina Co. Ltd. engages in the petroleum related products, services and activities. It operates through the following business segments: Exploration and Production; Refining and Chemicals; Marketing; Natural Gas and Pipeline; and Head Office and Other. The Exploration and Production segment involves exploration, development, production, and marketing of crude oil and natural gas. The Refining and Chemicals segment focuses on the refining of crude oil and petroleum products, production and marketing of primary petrochemical products, derivative petrochemical products, and other chemical products. The Marketing segment includes marketing of refined products and the trading business. The Natural Gas and Pipeline segment comprises transmission of natural gas, crude oil, and refined products and the sale of natural gas. The Head Office and Other segment relates to cash management and financing activities, the corporate center, research and development, and other business services supporting the operating business segments of the Group. The company was founded on November 5, 1999 and is headquartered in Beijing, China.

China Petrochemical Corporation (Sinopec Group) is a super-large petroleum and petrochemical enterprise group, established in July 1998 on the basis of the former China Petrochemical Corporation. Sinopec Group is a state-owned company solely invested by the state, functioning as a state-authorized investment organization in which the state holds the controlling share. Headquartered in Beijing, Sinopec Group has a registered capital of RMB 231.6 billion. The board chairman of Sinopec Group is its legal representative. Sinopec Group executes the investor rights over related state assets owned by its full subsidiaries, controlled companies and share-holding companies. These rights include receiving returns on assets, making major decisions and appointing management teams. The Group operates, manages and supervises state assets according to related laws, and shoulders the corresponding responsibility of maintaining and increasing the value of state assets. China Petroleum and Chemical Company (Sinopec Corp.), controlled by Sinopec Group, issued H-shares and A-shares at overseas and home respectively in October 2000 and August 2001 and was listed on stock markets in Hong Kong, New York, London and Shanghai. Sinopec Group’s key business activities include: industrial investment and investment management; the exploration, production, storage and transportation (including pipeline transportation), marketing and comprehensive utilization of oil and natural gas; the production, marketing, storage and transportation of coal; oil refining; the storage, transportation ,wholesale and retail of oil products; the production, marketing, storage, transportation of petrochemicals, natural gas chemicals, coal chemicals and other chemical products; the exploration, design, consulting, construction and installation of petroleum and petrochemical engineering projects; the overhaul and maintenance of petroleum and petrochemical equipments; the research and development, manufacturing and marketing of electrical and mechanical equipments; the production and marketing of electricity, steam, water and industrial gas; the research, development, application and consulting services of technology, e-business, information and alternative energy products; the import and export of self-support and agent commodity and technology; foreign project contracting, invite bidding, labor export; the international storage and logistics business. Sinopec Group ranked the 3rd in the Fortune Global 500 in 2014.

Petroleum Engineering Technology Research Institute of China Petroleum & Chemical Corporation Shengli Oilfield Branch, established on 2006-03-22, The business scope includes new technology in the process of oil and gas development,new technology,Research and development of new products,Product sales,Technical Services(Except where prohibited by country restrictions);Computer software development;Water Treatment Technology Research;Quality inspection of drilling and oil production special technology products;Mechanical product processing(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Daqing Oilfield Co., Ltd. Testing Technology Service Branch, established on 2000-04-28, Business scope includes and logging,Perforation,Research and development of geophysical technology related to wireline operations such as well testing,consult,Transfers and Services;Logging,well test,test,Design and construction of detection device,Logging,Detection and Calibration of Well Testing Instruments;Logging,well test,Manufacture of testing instrumentation and general instrumentation,Sales and Service,Research and development of computer application technology and software,road general cargo transportation.

Sinopec Shengli Oilfield Construction Engineering Co. Ltd. is a Chinese company located in Dongying and ultimately controlled by the Government of China. The firm provides civil engineering services.

Shandong Shouguang Kunlong Petroleum Machinery Co., Ltd. is a private company headquartered in Shouguang, China, that manufactures and produces petroleum products.

Shandong Weima Pumps Manufacturing Co., Ltd. engages in the sale of rod-based oil extraction equipment and accessories, rod-less oil extraction equipment, anti-scaling and wax-preventing devices, and energy storage devices. It also engages in technology research and development, complete equipment manufacturing, as well as the provision of solutions and oilfield technical services. The company was founded on November 22, 1994 and is headquartered in Jinan, China.

China National Petroleum Corporation (CNPC) is an integrated international energy company. Based in China, we have oil and gas assets and interests in over 30 countries in Africa, Central Asia-Russia, South America, the Middle East and the Asia-Pacific. CNPC is China's largest oil and gas producer and supplier, as well as one of the world's major oilfield service providers and a globally reputed contractor in engineering construction, with businesses covering petroleum exploration & production, natural gas & pipelines, refining & marketing, oilfield services, engineering construction, petroleum equipment manufacturing and new energy development, as well as capital management, finance and insurance services. - Crude output: 110.33 million tons per year - Natural gas output: 79.86 billion cubic meters per year - Crude oil production: 53% of China's total - Natural gas production: 74% of China's total - Crude runs: 147.16 million tons per year - Domestic service stations: 19,840 - Domestic pipelines: 66,801 kilometers, including 16,369 kilometers for crude oil (nearly 67% of China's total), 40,995 kilometers for natural gas (77% of China's total) and 9,437 kilometers for refined products ( 48% of China's total) - Providing oilfield services and engineering construction in 63 countries around the world.

Zhongnan Equipment Co., Ltd. is a company headquartered in Changyi, China and ultimately controlled by the Government of China, that manufactures and distributes machinery equipment.

Karamay Victory Plateau Machinery Co., Ltd., established on 2005-12-28, Business scope includes general items:Fabrication of Metal Structures;Metal Structure Sales;Mechanical Parts,Parts processing;General parts manufacturing;General equipment manufacturing(Does not include special equipment manufacturing);Photovoltaic power generation equipment rental;Photovoltaic equipment and components sales;Manufacture of special equipment for oil drilling;General Equipment Repair;General machinery and equipment installation services;Machinery sales;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Sales of special equipment for oil drilling;Metal surface treatment and heat treatment;Generator and generator set manufacturing;Sales of generators and generator sets;Manufacturing of photovoltaic equipment and components;Wind turbines and parts sales;Wholesale of electronic components;Electronic Components Retail;Wind Power Technical Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Oil and Gas Technical Services;Special Equipment Sales;New material technology research and development;Quenching;Electroplating processing;Spray processing;Pump and vacuum equipment sales;Pump and vacuum equipment manufacturing;Research and development of waste heat, pressure and gas utilization technology;Emerging energy technology research and development;Hardware product development;Wind farm related system development;Research and development of key technologies for waste heat power generation;Metalwork Repair;Metal Products Sales;Manufacture of wire rope and its products;Sales of metal wire rope and its products;Special Equipment Repair;Manufacturing of Power Electronic Components;Manufacturing of power facilities and equipment;Manufacturing of electronic components and electromechanical components;Solar Power Technology Services;Manufacturing of hardware products;Mechanical and electrical equipment manufacturing;electronic,Mechanical equipment maintenance(No special equipment);Communication equipment repair;electrical equipment repair.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Special equipment manufacturing;Construction Engineering Construction;Electrical Installation Services;Installation, modification and repair of special equipment;road freight transport(Does not contain dangerous goods).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Yanchang Oil Field Co., Ltd., a subsidiary of Province of Shaanxi, is a company headquartered in China. The firm provides oil and gas services.

CNPC Bohai Petroleum Equipment Manufacturing Co., Ltd., established on 2008-05-05, Business scope includes spiral submerged arc welded steel pipe,Longitudinal submerged arc welded steel pipe,straight seam steel pipe,Pipe End Protector,Hot Simmer Bends and Fittings,Oil drilling and mining equipment,equipment,Tools and Accessories,Petroleum mechanical and electrical equipment,Petroleum special tubing,casing,oil drill pipe,drill,Screw drilling submersible electric pump,pumping unit,sucker rod,oil well pump,Reciprocating plunger pump,to drill(build)Well machine,special purpose vehicle,Thermal equipment,Wire and Cable,Electrical automation control device,energy saving appliances,flue gas turbine,Special valve,skid mounted equipment,High and medium pressure valves,tanker,Skid-mounted refueling device and its ancillary facilities,Buried double-layer oil tank(Does not include items that require approval to carry out business activities),Tin Prefab Room,Offshore drilling platform,engineering ship,petroleum additives(flammable,Explosive,Excluding precursor dangerous chemicals),grease,lubricating oil,Research and development of water treatment equipment,design,Production,Sales,Install,repair,detection,Leasing and related technical services;Computer software development and numerical control technology services;Steel pipe anti-corrosion,coating,insulation;Drilling Rig Package Service;engineering service;Sludge treatment,sludge treatment,mud treatment,sewage treatment;pipeline,tank cleaning;Motor Vehicle Inspection;Metal surface treatment and heat treatment,Physical and chemical analysis,metrological inspection;Complex abrasive processing;Self-operated and agency goods import and export,Technology Import and Export;car(except cars),Metal Material Sales;property management;mine water,Electricity,Heating supply service and supporting facilities installation and maintenance;Own house rental;Own Equipment Rental;Warehousing,cargo handling,Goods strapping and packaging;The following items are limited to branch operations:pressure vessel,Pressure piping components and boiler manufacturing,Install,repair,Sales;Explosion-proof motors,Explosion-proof transformer,Explosion-proof circuit,Electrical Installation in Explosion Hazardous Locations,repair(Except for coal mines);car overhaul,Assembly Repair;car maintenance;car repair,special repair;Lifting machinery maintenance;Special equipment maintenance;Other printed matter printing;Technical appraisal and skills training;General cargo;Material handling in the factory;dinner,drinks,beverage sales;accommodation service;building engineering.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shengli Oilfield Shengji Petroleum Equipment Co., Ltd., established on 2007-09-30, Business scope includes general items:Manufacture of special equipment for oil drilling;Sales of special equipment for oil drilling;Special Equipment Sales;Steel calendering;Manufacturing of plastic products;Manufacturing of rubber products;Mechanical and electrical equipment manufacturing;Manufacture of special equipment for environmental protection;Research and development of intelligent robots;Intelligent Instrument Manufacturing;Sales of industrial control computers and systems;Special task robot manufacturing;software development;Metal surface treatment and heat treatment;New material technology promotion service;Machinery and Equipment Leasing;housing lease;Professional cleaning,to clean,Disinfection service;Oil and Gas Technical Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Import and export;Recycling of renewable resources(Removal of productive scrap metal);Renewable resource processing;Sales of renewable resources;Metering technical service;Terminal metering equipment sales;Standardized service;Electroplating processing;Productive Scrap Metal Recycling;Non-residential real estate leases;Offshore engineering design and module design and manufacturing services;Non-ferrous metal rolling processing;Manufacturing of coating equipment;Terminal metering equipment manufacturing;oven,Furnace and electric furnace manufacturing;oven,Furnace and Electric Furnace Sales.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Special equipment manufacturing;Installation, modification and repair of special equipment;Inspection and testing of special equipment;Special Equipment Design;Catering Services;road freight transport(Does not contain dangerous goods);Construction Engineering Construction;food production.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Jianhu Longxin Petroleum Machinery Co., Ltd., established on 2009-09-09, Business scope includes hydraulic blowout preventer and blowout preventer control device,Wellhead,casing head,Choke and kill manifold,Manufacture of valves and drilling accessories,Sales,repair,Technical Services;Self-operated and agent import and export business of various commodities and technologies(Except for commodities and technologies that the state restricts enterprises to operate or prohibits import and export).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Petroleum Engineering Technology Research Institute of Henan Oilfield Branch of China Petrochemical Corporation, established on 2000-08-31, The scope of business includes oil exploration technology research,Serve,consult;natural gas,Shale Oil Resource Exploration,to develop;Research on Alternative Energy Products,to develop,application,consultation service;Research and development of supporting tools and parts for oilfield injection and production,manufacture,Sales;Petrochemical Raw Materials(Free of Hazardous Chemicals)and product production,Sales;Quality inspection technical service in professional technical service industry;Realtor.

China Petrochemical Corporation Henan Oilfield Branch, established on 2000-04-11, Business scope includes licensed projects:Mineral Resource Exploration;mineral resources(non-coal mine)mining;Hazardous Chemicals Management;Inspection and testing service;Motor vehicle inspection and testing services;Inspection and testing of special equipment;road freight transport(Does not contain dangerous goods);road transport of dangerous goods(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)General project:Engineering technical service(planning management,survey,design,Except supervision);Oil and Gas Technical Services;Environmental Protection Monitoring;Metering technical service;Manufacture of special equipment for oil drilling;Machinery and Equipment Leasing;Non-residential real estate leases;Chemical product production(No licensed chemical products);Chemical product sales(No licensed chemical products);General Cargo Warehousing Services(Does not contain hazardous chemicals and other items that require approval);Rubber Products Sales;High quality synthetic rubber for sale;General merchandise sales;Sales of special equipment for oil drilling;Petroleum product sales(Free of Hazardous Chemicals);Mechanical Parts,Parts sales;refinery,Sales of special equipment for chemical production;bearing,Gear and transmission parts sales;Sales of special equipment for geological exploration;Instrument sales;gas,Liquid separation and purification equipment sales;Valve and Cock Sales;Lubricant sales;Sales of special instruments for geological exploration and seismic;Mining Machinery Sales;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Emerging energy technology research and development(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Bohai Petroleum Equipment (Tianjin) New Century Machinery Manufacturing Co., Ltd., established on 1996-09-06, Business scope includes general items:Construction machinery manufacturing;Engineering Management Services;Metalworking machinery manufacturing;Mechanical and electrical equipment manufacturing;Manufacture of special equipment for oil drilling;Industrial Design Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;electronic,Mechanical equipment maintenance(No special equipment);Sales of construction machinery;Mechanical Parts,Parts processing;Mechanical Parts,Parts sales;Mechanical equipment research and development;Machinery and Equipment Leasing;Sales of mechanical and electrical equipment;Sales of special equipment for oil drilling;Metal surface treatment and heat treatment;Spray processing;Quenching;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Industrial automatic control system device manufacturing;Industrial automatic control system device sales;General equipment manufacturing(Does not include special equipment manufacturing);Special Equipment Sales;ferrous metal casting;Sales of forgings and powder metallurgy products;Manufacturing of forgings and powder metallurgy products;Import and export.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Construction engineering design;Construction Engineering Construction;construction professional work;Special equipment manufacturing;road freight transport(Web Freight).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Rizhao Yuanye Machinery Manufacturing Co., Ltd., established on 2006-03-02, Business scope includes general items:Mechanical equipment research and development;Manufacture of special equipment for oil drilling;Oil and Gas Technical Services;Foundry Machinery Sales;Machinery sales;refinery,Sales of special equipment for chemical production;Sales of special equipment for oil drilling;Wholesale of hardware products;Hardware retail;Sales of power electronic components;Sales of electrical accessories;electric wire,cable management;Sales of building decoration materials;Chemical product production(No licensed chemical products);Rubber Products Sales;Non-residential real estate leases;housing lease;General merchandise sales;Wholesale of edible agricultural products.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Import and export.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)

Dongying Haitian Petroleum Technology Co., Ltd., established on 2001-12-03, Business scope includes general items:Manufacture of special equipment for oil drilling;Metal Products Sales;Instrument sales;Wholesale of electronic components;Mechanical Parts,Parts sales;Metal Seals Sales;Sales of electronic components and electromechanical components;electronics sales;Experimental analysis instrument sales;Sales of special equipment for oil drilling;Office Equipment Sales;Steam turbine and auxiliary equipment sales;General merchandise sales;Metal Tool Sales;Sales of labor protection products;Metal Material Sales;Sales of building decoration materials;Wholesale of hardware products;Sales of electrical machinery and equipment;Lighting Sales;electric wire,cable management;Sales of power electronic components;Home Audiovisual Equipment Sales;Audio Equipment Sales;Digital Video Surveillance System Sales;Auto Parts Wholesale;Chemical product sales(No licensed chemical products);Environmental protection special equipment sales;Communication equipment sales;Wholesale of computer software, hardware and auxiliary equipment;Network Equipment Sales;Sales of daily glass products;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;New material technology research and development;Engineering and Technology Research and Experimental Development;Machinery and Equipment Leasing;advertisement making;Manufacturing of sealing packing;Instrument Manufacturing;metal tool making;Energy saving management service;software development;Sales of high-performance sealing materials;Fire Equipment Sales;Daily necessities wholesale;Daily necessities sales;Communication equipment sales;Hardware retail;Electronic Components Retail(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Sinopec Sales Co., Ltd. Zhejiang Taishun Mufeng Gas Station, established on 2000-08-03, Business scope includes licensed projects:Hazardous Chemicals Management;Tobacco retail;food sales;Refined oil retail(Free of Hazardous Chemicals)(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results).General project:Lubricant sales;General merchandise sales;car wash service;Motor vehicle charging sales;Sales of Class II Medical Devices;Advertising Design,acting;advertisement making;advertising(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).(Engage in business activities within the business scope of the head office)