SGCC was founded on Dec. 29th, 2002 as a pilot state-owned corporation by the State Council. As a backbone state-owned enterprise that may affect national energy safety and economic lifelines, SGCC's core business is to build and operate power grids and provides secure and reliable power supply for the development of the society. With a registered capital of RMB 200 billion yuan and service area covering 26 provinces,autonomous regions and municipalities directly under the jurisdiction of the Central Government which equals to 88% of the national territory. SGCC carries out the president responsibility system. The president is the legal corporate representative of SGCC. By the end of 2005, SGCC accumulated a total asset of RMB1176.7 billion yuan with a debt-asset ratio of 61.96%, and possessed 195,899 km of 220kV and above transmission lines with a transforming capacity up to 616.64 GVA. SGCC has 1.502 million employees and serves 128 million customers. In 2005, SGCC sold electric power up to 1464.6 TWh and achieved an operation income of RMB 721.4 billion yuan with a net profit of RMB14.4 billion yuan profit & tax of RMB 60.4 billion yuan. SGCC was ranked the 40th in the Fortune Global 500 in 2005.

Angang Steel engages in the production, processing, and sale of steel products in the People’s Republic of China. Its principal products include hot rolled sheets, cold rolled sheets, galvanized steel sheets, color coating plates, medium and thick plates, heavy sections, heavy rails, wire rods, seamless steel pipes, and cold rolled silicon steel products. Angang Steel also engages in ferrous metal smelting and steel pressing activities. Moreover, it sells building materials, etc.; provides wholesale and retail purchasing services; develops metallurgy and related materials and equipment; and purchases and sells metal and other materials, as well as imports, exports, wholesales, and retails technology products. Angang Steel’s products are used in various industries, such as machinery, metallurgy, petroleum, chemical, coal, power, railway, shipbuilding, automobile, construction, home electrical appliances, and aviation. It also exports its products. Angang New Steel that began operation in 1997 became Angang Steel in June 2006. It has its headquarters in Anshan in the People’s Republic of China as a subsidiary of Anshan Iron and Steel Group.

Shanxi Taigang Stainless Steel Co., Ltd. engages in the production and sale of stainless steel and other steel, billets, ingots, ferrous metals, ferroalloy, and metal products. It involves domestic trade, import, and export of raw and auxiliary materials required for the production of steel. Its products include carbon steel and stainless-steel products such as cold-rolled coil, hot-rolled coil, hot-rolled plate, bar, wire, seamless pipe, welded pipe, and precision strip. Its products are used in emerging industries such as petroleum, chemical industry, shipbuilding, containers, railways, cars, urban light rail, large power stations, and spacecraft. The company was founded on June 11, 1998 and is headquartered in Taiyuan, China.

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.

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.

Wuhu Jinsanshi Numerical Control Technology Co. Ltd. engages in the development, manufacture and marketing of automated equipment and accessories. Its products include robots, special machine tools, tooling mold, glass coating interleaving machines, and glass stackers. The company was founded on March 2, 2011 and is headquartered in Wuhu, China.

Xinjiang Tianye (Group) Ltd. mainly engages in the manufacturing and sale of chlor-alkali, sulfuric acid, hydrochloric acid, sodium hydroxide, calcium hypochlorite, sodium hypochlorite, lime, and high boiling materials; transportation of in-road general cargos; manufacturing and sale of 1,4-butanediol, glycol, solid mercury catalysts, cement and cement products, and plastic products; sale of steel, building materials, livestock products, machinery, equipment, and chemical products; promotion of farming, aquaculture, and water-saving agriculture technologies; as well as research of water-saving agriculture technologies. It also engages in import and export; international freight forwarding; property management; rail transportation through self-built railways; testing equipment technology consulting and services; machinery and equipment leasing services; the processing and manufacturing of moulds and spare parts; design, production, publishing of advertisements; warehousing services; domestic freight forwarding agency services; customs clearance and inspection services; development and sale of computer software; information technology services and consultation; information system integration engineering and network cabling engineering; sale, installation, and maintenance of industrial monitoring equipment; as well as design, production, and maintenance of websites.The company was founded on June 28, 1996 and is headquartered in Shihezi, China.

Xinjiang Tianzhi Chenye Chemical Co. Ltd., a subsidiary of Shandong Tianchen Chemical Co. Ltd., is a company headquartered in Shihezi, China, that manufactures chemical products.

Zhejiang Geely Holding Group Co., Ltd. engages in the automobile sales. Its business scope includes car sales, industrial investment, investment in electromechanical products, education and real estate investment, investment management, technical development of complete vehicles and auto parts, car shape design, and car model design. The company was founded by Shu Fu Li on November 6, 1986 and is headquartered in Hangzhou, China.

State Grid Hebei Electric Power Co., Ltd., established on 1989-11-20, Business scope includes electricity sales and trading services;Electric Power Research,test,consult;own equipment,Realtor;Provincial power system personnel technical training;Import and export business of goods and technology(Except for those prohibited by the state or subject to approval);civil engineering design,construction(Limited to its wholly-owned branches);stay(Restrict branches to operate within the validity period of the license),canteen(Only vocational and technical training centers can operate within the scope of the license);power communication,Design of Electric Power Information System,to develop,construction,Rental of technical services and related equipment,Sales(Limited to branch operations);Integrated Energy Services(invest,except finance);Energy-saving technology consulting service;electric car charger,Sales of power exchange facilities,Installation and Maintenance;Research and development of new energy technology,technology transfer,technical consulting,Technical Services;Conference Services,Electricity production,Construction materials supply and marketing(Limited to branch operations).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Xi'an Minchuang Dustproof Sunshade Environmental Protection and Energy Saving Technology Co., Ltd., established on 2011-06-09, Business scope includes general business items:Research and development of automobile dust-proof sunshade energy-saving and environmental protection products,Production and sales and service;car maintenance,green technology,emission reduction protection,Environmental Product Development,Production and after-sales service;Intellectual property consulting and business management consulting.(The above business scope excludes the special control and pre-licensing items stipulated by the state)

Lianyungang Haitaier Protective Products Co., Ltd., established on 2010-06-12, Business scope includes glove processing;glove sales;Sales of labor protection products;Self-operated and agent import and export business of various commodities and technologies,Except for commodities and technologies that are restricted by the state to be operated by enterprises or prohibited from import and export.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Pinggao Group Co., Ltd. is a company headquartered in Pingdingshan, China and ultimately controlled by the Government of China. The firm manufactures and distributes high-voltage transformers and related equipment. Yong He Li is the current CEO of the company.\nThe company says this about itself: Pinggao Group Co., Ltd. is a company directly subordinated to the State Grid Corporation of China. It is a major technical equipment pillar company in the electrical industry in China. Its business scope covers R&D, design, manufacturing, sales, testing, related equipment sets, service and project contracting for transmission and distribution equipment, and core business. For medium voltage, high voltage, ultra high voltage and ultra high voltage AC and DC switching equipment manufacturing, research and development, sales and maintenance services. Pinggao Group is the first batch of innovative leading enterprises in Henan Province.

Qingdao Jiuhe Heavy Industry Machinery Co., Ltd. is a national high-tech enterprise integrating research and development, production, sales and service of concrete machinery. It is a concrete machinery manufacturer famous for pioneering and innovation. The company is located in Qingdao, a coastal city, with three major production and manufacturing bases, and its annual concrete machinery capacity is increasing. The company mainly produces or sells small and medium-sized concrete pump trucks, concrete mixing trucks, concrete mixing stations, concrete delivery pumps, concrete hydraulic distributors, wet spraying trolleys, industrial pumps and high-altitude electrical operation equipment. Among them, small and medium-sized concrete pump trucks sold independently are deeply loved by users at home and abroad. The sales volume of the products has increased year by year, breaking the long-term monopoly of foreign brands at one stroke, completely changing the competitive pattern of the industry, and have become the pioneer of reform and innovation in the small concrete pump truck industry. In 2018, Jiuhe Heavy Industry made a major adjustment in its development strategy, transforming from focusing on the development of small concrete machinery to large concrete machinery. Aiming at the new rural construction and urban integration market, Jiuhe Heavy Industry grandly launched a complete set of V series concrete equipment integrating concrete mixing, transportation and pumping, which truly realized the application of commercial concrete in rural construction. It greatly improves the shockproof grade and construction quality of rural buildings, saves labor costs, reduces waste of residual sand and gravel, and effectively improves construction efficiency and environmental protection. Jiuhe Heavy Industry is leading the construction reform in urban construction. Adhering to the mission of "highly determining the future", Jiuhe Heavy Industry devotes 5% - 8% of its sales revenue to sales R&D innovation every year, and innovates and upgrades its existing products through continuous research and reform. The company has two domestic R&D centers, more than 50 national patents, honorary certificates issued by many countries and industry associations, a professional technical development team of more than 100 people, and more than 200 sets of testing NC processing equipment.

Shanghai Pinggao Tianling Switch Co., Ltd., established on 1989-09-19, Business scope includes general items:High voltage switchgear,low voltage switch box,High voltage components,Manufacturing and processing of power transmission and distribution equipment,Intelligent inspection robot production,Electrical equipment rental(Not to engage in financial leasing),Engaged in technology development in the field of electric power technology,technology transfer,technical consulting,Technical Services,business management,Domestic trade agent,Information system integration service,Intelligent control system integration,Computer System Services,software development,Equipment,Electrical Equipment,communication equipment,Fire equipment,Road Motor Vehicle 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:Various construction activities;Import and export;Technology 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)

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.

Jiangsu Youze Venture Capital Group Co., Ltd., established on 2005-09-06, Business scope includes general items:Venture Capital(Limited investment in unlisted companies);equity investment;Engage in investment activities with own funds;Information Technology Consulting Services;Financing Advisory Services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

State Grid Chongqing Electric Power Company, established on 1997-06-03, Business scope includes licensed projects:Inspection and testing service(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:State-owned asset management,Investment in electric power projects,Power Engineering Design,construction,to build,supervision,contract.electricity,heat production,buy and sell,Power grid operation and management,Purchase and sale of electrical equipment and materials,Material supply and marketing industry,Technology development and technical consultation in the electric power industry,real estate development(Practicing with a qualification certificate).Power Technology Consulting,training,Integrated Energy Technology Services,Installation and operation management of new energy vehicle charging and swapping facilities,Internet information service,Computer Technology Services,Metering service,Research and development of online energy measurement technology,Information Technology Consulting Services,Internet of Things Technology Services,software development(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Maanshan Iron & Steel Co., Ltd. engages in the manufacture and sale of iron and steel products. It operates through the Production and Sale of Iron and Steel Products and Related By-Products; and Financial Service segments. The Production and Sale of Iron and Steel Products and Related By-Products segment involves the firm and its subsidiaries except Masteel Financial. The Financial Service segment consists of Masteel Financial. Its products include the steel plates, steel section, wire rods, and train wheels. The company was founded on September 1, 1993 and is headquartered in Ma'anshan, China.