China Three Gorges Corp. engages in the development and operation of hydropower projects. It operates through the following business segments: Hydropower, New Energy, International Business, Finance, and Engineering & Design. The Hydropower segment involves power generation and hydropower project construction. The New Energy segment involves onshore wind power, offshore wind farms, and solar power. The International Business segment involves contracting business and investment projects. The Finance segment provides fund collection, settlement, and monitoring; and manages auxiliary assets services. The Engineering & Design segment provides support and logistics services. The company was founded on September 18, 1993 and is headquartered in Beijing, China.

Jiangsu Yuneng Water Conservancy Engineering Co., Ltd., established on 2012-11-23, Business scope includes water conservancy project construction;Water conservancy engineering instrument installation;Manufacture of hydrographic measuring instruments,Sales;Management of flood and fishing facilities;Hydrological Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments) General project:software development;Artificial intelligence application software development;software sales;Software outsourcing service;internet data service;Information Technology Consulting Services;Intellectual Property Services;Technology promotion and application services;Industrial Design Services;Research and development of intelligent robots;Smart Unmanned Aerial Vehicle Sales;Intelligent robot sales;Communication equipment sales;Fire Equipment Sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Zhejiang Tianyu Information Technology Co., Ltd., established on 2017-07-20, Business scope includes general items:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Internet of things technology research and development;software development;Internet of Things Technology Services;Hydrological Services;water resource management;irrigation service;Environmental Consulting Services;Water Conservancy Related Consulting Services;Basic geological survey;Information system integration service;Information system operation and maintenance services;Security System Monitoring Services;Intelligent control system integration;software sales;navigation,surveying and mapping,Sales of Meteorological and Oceanographic Special Instruments;Sales of special instruments and meters for environmental monitoring;Instrument sales;Machinery sales;IoT Device Sales;Digital Video Surveillance System Sales;Ocean engineering equipment sales;Instrument Repair;Instrument Manufacturing(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:Mapping service(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).

Guizhou East Century Science & Technology Co., Ltd. engages in the provision of water industry information service. It provides water conservancy information construction, flood control, and disaster reduction services. The company's products and services include flash flood rapid warning cloud platforms, reservoir forecasting systems, smart flood control decision systems, calculation of mountain flood warning indicators, water hammer simulation calculation, dam temperature control, and stress finite element calculation. Guizhou East Century Science & Technology was founded on March 16, 2000 and is headquartered in Guiyang, China.

Powerchina Huadong Engineering Corp. Ltd. is a company headquartered in Hangzhou, China and ultimately controlled by the Government of China, that provides industrial engineering services.

Yellow River Survey, Planning and Design Research Institute Co., Ltd., established on 2003-09-16, Business scope includes licensed projects:Compilation of land and space planning;Construction Engineering Survey;Construction engineering design;Construction Project Supervision;Construction supervision of water conservancy projects;Quality inspection of construction projects;Water Conservancy Engineering Quality Inspection;Inspection and testing service;Mapping service;Geological disaster control engineering survey;Geological disaster control engineering design;Geological Hazard Risk Assessment;Special Equipment Design;Building Intelligent System Design;Indoor environment detection;Civil Air Defense Engineering Design;Safety Evaluation 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:Planning and Design Management;water resource management;Hydrological Services;Engineering and Technology Research and Experimental Development;Environmental Consulting Services;Water Conservancy Related Consulting Services;Engineering cost consulting business;Soil Erosion Prevention and Control Services;Engineering Management Services;Bidding agency service;Information Technology Consulting Services;software development;Geographic Remote Sensing Information Service;Metering technical service;Information system integration service;Intelligent water system development;Computer System Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Emerging energy technology research and development;Energy Storage Technology Services;Solar Power Technology Services;Wind Power Technical Services;Geological Exploration Technical Services;Soil Pollution Control and Restoration Services;Soil Environmental Pollution Prevention and Control Services;Agricultural non-point source and heavy metal pollution prevention and control technical services;Land Consolidation Services;Water Environment Pollution Prevention and Control Services;water pollution control;Atmospheric Environmental Pollution Prevention and Control Services;Environmental Protection Monitoring(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Powerchina Chengdu Engineering Corp., Ltd. provides planning and consultancy, investigation and design, engineering and construction, as well as investment and financing services in clean energy, water, infrastructure, and other fields. The company was founded in 1950 and is headquartered in Chengdu, China.

Powerchina Guiyang Engineering Corp. Ltd. is a Chinese company located in Guiyang and ultimately controlled by the Government of China that provides hydraulic engineering services.

Zhe Jiang Shui Wen Xin Ji Shu Kai Fa Jing Ying You Xian Gong Si, established on 1992-11-25, Business scope includes general items:Hydrological Services;water resource management;Water Conservancy Related Consulting Services;Engineering Management Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;software development;Information Technology Consulting Services;Information system integration service;Information system operation and maintenance services;Intelligent control system integration;Internet of things technology research and development;Internet of Things Technology Services;IoT Device Sales;Mechanical equipment research and development;Machinery sales;Electrical instrumentation manufacturing;Instrument sales;Instrument Repair(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).

Hubei Yifang Technology Development Co., Ltd., established on 2001-01-03, Business scope includes modern hydrographic survey,Development and Application of New Technology in Topographic Surveying;Hydrology and Water Resources Consulting,Design and Survey Evaluation;Hydrological Forecasting Technology,Hydrological forecasting automation technology and equipment,Planning of Water Environment Monitoring Technology,design,to develop,application;River channel survey and evolution analysis research;Development and Application of Computer and Information Network;Technical Training.Development of hydrological instruments and equipment,Production,Sales;surveying instrument,automation equipment,building decoration materials,Wholesale and retail of daily necessities;Planting and breeding of agriculture, forestry, animal husbandry and fishery.

Beijing Meike Huayi Technology Co., Ltd., established on 2009-07-08, The scope of business includes the production of hydrological instruments(limited branch);technology development,Technology Promotion,technology transfer,technical consulting,Technical Services;Computer System Services;computer repair;selling computers,Software and Auxiliary Equipment,electronic product,Equipment;Import and export,Technology Import and Export,Agent import and export.(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.)

Engages in electricity and gas supply

Shanghai Survey and Design Research Institute Co., Ltd., established on 1997-03-11, Business scope includes general items:Engineering survey and survey,Construction engineering design,Construction cost consultation,Construction Project Supervision Services,Construction Engineering Inspection,Engineering Management Services,house construction construction,Professional construction of water conservancy, hydroelectric and electrical equipment installation and construction engineering,Electric power construction engineering construction,Construction of municipal public construction projects,Environmental protection construction engineering professional construction,Engaged in the import and export of goods and technology;Contracting and its strength,scale,Foreign engineering projects that are compatible with performance,Dispatch labor personnel required for the implementation of the above-mentioned overseas projects,Engage in technology development in the field of computer science and technology,technology transfer,technical consulting,Technical Services.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Tianyu Lishui Information Technology Chengdu Co., Ltd., established on 2017-05-10, Business scope includes research and development,Sales of industrial automation control equipment;Environmental technology research and development;research and development,Sell ​​computer hardware and software and provide technical services;software development;Production(In the industrial industry, set up another branch for operation or choose another business site for operation),Sales:Mechanical and electrical equipment spare parts,Instrumentation and spare parts;Sales:Electrical Equipment,hardware products,automobile parts,Electronic Component,Packaging Materials,Chemical products and raw materials(Free of Hazardous Chemicals).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Tianjin Fulaiming Technology Co., Ltd., established on 2017-06-26, Business scope includes software technology development,transfer,consultation service,Hydrological instrument manufacturing,Technology Import and Export,computer system integration,computer repair,Computer software and auxiliary equipment,electronic product,Machinery sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Changjiang Survey, Planning, Design and Research Co., Ltd., established on 2008-04-01, Business scope includes licensed projects:Import and export;Technology Import and Export;Engineering cost consulting business;Foreign labor cooperation(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:survey of construction works,design,consult,EPC,Supervision and investment, etc.,include:Water Resources and Hydropower,electricity,New energy and water-related infrastructure,surroundings,architecture,Transportation,Municipal public,Survey of engineering in electronics and other industries,design,consult,EPC,Supervision and investment, etc.;and the required equipment,Material import and export;Engineering Safety Monitoring,Quality Inspection,Environmental testing and related technical services;Whole Process Engineering Consulting;Software and IT Services,Information system integration service;water ecology,Water Resources and Water Environment,Flood Control and Disaster Mitigation and Soil and Water Conservation,Watershed planning and governance development science and technology research;Engineering and Technology Research and Experimental Development;Engineering Management Services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Wuhan Xinfeng Optoelectronics Co., Ltd., established on 2012-11-07, The scope of business includes software in the field of Internet of Things,hardware product,Opto-Mechatronic Sensors,fire detector,gas sensor,Water conservancy and hydrology instrumentation and equipment,Environmental monitoring and governance instruments and equipment,Scientific Research on Meteorological Monitoring Instruments,to develop,Production,Sales,Installation and after-sales service;Sensor system solutions and computer system integration,software development,Technology research and development of Internet information system integration,Technical Consulting and Technical Services;Conference Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhejiang Hohai Zhongkong Information Technology Co., Ltd., established on 2006-11-10, Business scope includes computer software integration services,Computer Technology Services,Development of information management software,Application and technology transfer;Surveying and Mapping Technology Consulting,Environmental technology development,Technical Services,technology transfer;Water Conservancy Engineering Design,construction,technical consulting,Technical Services,Operation management;property management;hydrology test,Water resource monitoring,Hydrological analysis,Water Resources Survey and Evaluation;Soil and water conservation monitoring and program development;water conservancy facilities,equipment sales,repair,Install,conservation;computer,Software and Auxiliary Equipment,communication equipment(Does not include ground receiving facilities),office equipment,Sales of Electronics;Environmental Protection Monitoring,Technology Development in the Field of Digital Environmental Information System Engineering,technical consulting;Water quality monitoring system development;Environmental Engineering,Ecological engineering construction;River dredging,water pollution control;Flood Control Project,Building Intelligent Engineering,Electronic Engineering,Design of mechanical and electrical equipment installation engineering,construction;Electrical Equipment,Hydrological instrument,pipe installation;Sales of construction machinery and equipment,lease,repair,conservation;Geographic Remote Sensing Information Service,Surveying and Mapping Geographic Information Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)