State Grid Blockchain Technology (Beijing) Co., Ltd., established on 2019-08-21, Business scope includes technology development,technical consulting,technology transfer,Technology Promotion,Technical Services;Blockchain application software development;Internet of Things Technology Services;design,make,acting,Place an ad;buisness planning;Undertake exhibition and display activities;selling computers,Software and Auxiliary Equipment,Electrical Equipment,Equipment,electronic product,communication device;Information system integration service;Operation and maintenance service;Information processing and storage support services(PUEvalue in1.4Except for the following cloud computing data centers);digital content service;Internet information service.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Internet information services and projects subject to approval according to law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

State Grid Digital Technology Holdings Co., Ltd., established on 2016-01-13, Business scope includes licensed projects:Internet information service;Insurance agency business.(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:Corporate Headquarters Management;Engage in investment activities with own funds;Auto New Car Sales;Sales of new energy vehicles;Daily necessities sales;Hardware retail;Hardware product development;Chemical product sales(No licensed chemical products);electronics sales;Machinery sales;Retailing of computer software, hardware and auxiliary equipment;Wholesale of computer software, hardware and auxiliary equipment;Computer and Office Equipment Repair;advertising;Advertising Design,acting;advertisement making;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Contract Energy Management;Computer System Services;data processing services;Accept the entrustment of financial institutions to engage in information technology and process outsourcing services(Excluding financial information services);Ticket agency service.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)(Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

State Grid Beijing Electric Power Co. is a private company headquartered in China. The firm provides power grid services.

Huaneng Group Technology Innovation Center Co., Ltd., established on 2008-09-27, Business scope includes scientific and technological management related to energy utilization and conversion,technology development,Technical Services,Achievement transfer.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Huaneng Clean Energy Research Institute is a company headquartered in Beijing, China and ultimately controlled by the Government of China, that operates as research institute.

Sichuan Huaneng Hydrogen Energy Technology Co., Ltd., established on 2021-03-24, Business scope includes general items:Emerging energy technology research and development;Carbon emissions,carbon conversion,carbon capture,Research and development of carbon sequestration technology;Sales of station-use hydrogen refueling and hydrogen storage facilities;gas,Liquid separation and purification equipment manufacturing;gas,Liquid separation and purification equipment sales;battery manufacturing;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Beijing Electric Power Trading Center Co., Ltd., established on 2016-02-24, The scope of business includes being responsible for the construction of the electricity market trading platform,Operations and Management,Organize and carry out cross-regional and cross-provincial power transactions,Direct electricity trading,contract transfer transaction,Trading services such as capacity trading,Provide power transaction contract management related to the above transactions,settlement,information disclosure,rule study,consult,Training and other services.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Hangzhou Turning Energy Technology Development Co., Ltd. engages in the research, development, design, and sale of oxygen-enriched energy-saving and environmental protection devices. Its products include distillation columns, air cooling and water cooling towers, air filters, air compressors and recycle compressors, freezers and chillers, molecular sieve purifiers, electric control cabinets, cryogenic liquid pumps and vaporizers, industrial gas separation devices, and vacuum infusion tubes and heat exchangers. The company was founded on December 23, 2015 and is headquartered in Hangzhou, China.

Zhejiang Electric Power Trading Center Co., Ltd., established on 2016-05-19, The business scope includes being responsible for the construction of the Zhejiang electricity market trading platform,Operations and Management,Responsible for market trading organization,Provide settlement basis and related services,Responsible for contract summary management related to power trading,Responsible for market entity registration and corresponding management,Disclosure and publication of market information.

State Grid Energy Research Institute Co., Ltd., established on 2009-09-25, Business scope includes energy development and planning research;Electric Power Development and Planning Research;Power Grid Development and Smart Grid Planning Research;Energy Price Research and Consulting;new energy,environmental protection,Climate Change Research and Consulting;Power Supply and Demand Forecast,demand side management,Energy saving and environmental protection technology and policy research;Corporate Strategy and Planning,Management Research and Consulting;Information consulting and information system development;Energy and power related software development;Development of energy-saving and environment-friendly products,Sales,acting;Development and domestic and foreign investment,finance,Cooperative Consulting with Consulting Organizations;non-vocational training;Self-owned house leasing and property management;advertising business;publishing<China Power>periodicals(Published only by the editorial department of the company's in-house journals,Valid until2023year12moon31day).(Market entities independently choose business projects in accordance with the law,Carry out business activities;Items subject to approval by law,Carry out business activities in accordance with the approved content after approval by relevant departments;Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Zhejiang Electric Power Co., Ltd. is a wholly state-owned electric corporation in China. It is responsible for the construction, operation and management of state power grid operators. It also supplies electricity & related services. The company is headquartered in Zhejiang, China.

Sichuan Huaneng Kangding Hydropower Co., Ltd., established on 1997-04-14, Business scope includes development of hydropower resources,Construction and operation of hydropower stations,invest,to develop,Build an industrial enterprise integrating electricity and mining,Management consulting related to electricity,construction materials,metallic material,hardware,mechanical,Sales of electrical equipment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Sichuan Huaneng Taipingyi Hydropower Co., Ltd., established on 1994-04-23, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business.(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:business training(Does not include education and training,Vocational skills training and other licensed training);Emerging energy technology research and development;Heat production and supply;Cooling service;land pipeline transportation;gas,Liquid separation and purification equipment sales;water resource management;Carbon emissions,carbon conversion,carbon capture,Research and development of carbon sequestration technology;Energy saving management service;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Engineering Management Services;Unit logistics management service.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Sichuan Huaneng Fujiang Hydropower Co., Ltd., established on 2002-03-22, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business;hydroelectric power;Natural Water Collection and Distribution.(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:Emerging energy technology research and development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Engineering Management Services;water resource management;Heat production and supply;land pipeline transportation;gas,Liquid separation and purification equipment sales;Cooling service;Carbon emissions,carbon conversion,carbon capture,Research and development of carbon sequestration technology;Energy saving management service;Centralized fast charging station;Electric Vehicle Charging Infrastructure Operations;Motor vehicle charging sales;car park service;Unit logistics management service.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Sichuan Huaneng Baoxinghe Hydropower Co., Ltd., established on 1994-06-26, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business;hydroelectric power.(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:Solar Power Technology Services;Wind Power Technical Services;Energy Storage Technology Services;Centralized fast charging station;Emerging energy technology research and development;Heat production and supply;land pipeline transportation;gas,Liquid separation and purification equipment sales;Cooling service;water resource management;Carbon emissions,carbon conversion,carbon capture,Research and development of carbon sequestration technology;Energy saving management service;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Engineering Management Services;Unit logistics management service.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Sichuan Huaneng Jialing River Hydropower Co., Ltd., established on 1998-09-30, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business.(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)

Sichuan Huaneng Dongxiguan Hydropower Co., Ltd., established on 1994-06-29, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business.(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)

Guangdong Yuanguang Software Co., Ltd. is a senior software supplier that manages the financial affairs of the power industry and deals with enterprise management informization. Yuanguang Software is committed to providing comprehensive financial information for the power industry. All the software products that the company produces have their own proprietary intellectual property rights. It also provides software for the national electronic industry and one sixth of state-owned assets. Yuanguang Software is the first publicly listed software company under the domestic full circulation system, which established 29 branches throughout the country. The company is recognized by the Ministry of Science and Technology as a key high-tech enterprise of the national Torch Plan in 2006, and was also a key software enterprise in the past three years within the national planning system approved by the NDRC, MII, MOFCOM, and SAT.

Huaneng Mingtai Electric Power Co., Ltd., established on 1994-09-08, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business;hydroelectric power;Natural Water Collection and Distribution.(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:Emerging energy technology research and development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Engineering Management Services;water resource management;Heat production and supply;land pipeline transportation;gas,Liquid separation and purification equipment sales;Cooling service;Carbon emissions,carbon conversion,carbon capture,Research and development of carbon sequestration technology;Energy saving management service;Centralized fast charging station;Electric Vehicle Charging Infrastructure Operations;Motor vehicle charging sales;car park service;Unit logistics management service.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Guangdong Power Grid Co., Ltd., established on 2001-08-03, Business scope includes investment,Construction, operation and management of Guangdong Power Grid,Operating related power transmission and distribution business;Participate in investment,Construction and operation related cross-regional power transmission and transformation and networking projects;Engaged in the purchase and sale of electricity,Responsible for electricity trading and dispatching;electric equipment,Sales of electrical equipment,debugging,Inspection and Test;Conduct scientific research related to grid operation and electricity supply,technical supervision,technology development,Electricity Production Scheduling Information Communication,consultation service,Electricity Education and Business Training.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)