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.

Sinohydro Bureau 11 Co., Ltd. is a Chinese company located in Zhengzhou and ultimately controlled by the Government of China. The firm provides civil engineering services.

Zhongshui North Survey, Design and Research Co., Ltd., established on 2003-01-07, Business scope includes engineering design,surveying and mapping;environmental protection;Civil Engineering Construction Industry;Line pipeline,Equipment installation industry;Geological Exploration Industry;Water management industry;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;Natural science research and experimental development;Engineering and Technology Research and Experimental Development;Water Resources and Hydropower Engineering,Construction Engineering Technology Testing,Technical extension services;EPC;Urban and rural planning and design;Electrical Equipment,metallic material,Equipment,electronic product,hardware products,Chemical Products(Hazardous chemicals and precursor drugs are excluded),building materials,Steel sales;stay;Planning and Design Management;Construction Engineering Survey;Compilation of land and space planning;Construction Project Supervision;hydroelectric power;Geological disaster control engineering design;Geological Hazard Risk Assessment;Geological disaster control engineering survey;Sewage Treatment and Its Reuse;Engineering Management Services;water resource management;Hydrological Services;Quality inspection of construction projects;Soil Erosion Prevention and Control Services;Water conservancy intelligence collection service;water pollution control;Water Environment Pollution Prevention and Control Services;Geographic Remote Sensing Information Service;data processing services;Security Consulting Services;Safety Evaluation Business;Metering service;Engineering cost consulting business;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Wind Power Technical Services;software development;Information system integration service;Satellite Remote Sensing Application System Integration;Satellite Technology Comprehensive Application System Integration;Internet of Things Technology Services;Information Technology Consulting Services;Social Stability Risk Assessment;Construction labor subcontracting;Bidding agency service;Labor service(Does not include labor dispatch);Unit logistics management service.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China Power Construction Eleventh Bureau Engineering Co., Ltd., established on 2001-06-06, Business scope includes licensed projects:Construction Engineering Construction;Construction Engineering Survey;Construction engineering design(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:Landscaping engineering construction;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Labor service(Does not include labor dispatch);Engineering and Technology Research and Experimental Development;Typing and copying;Sales of building materials;Engineering technical service(planning management,survey,design,Except supervision);Pump and vacuum equipment sales;Machinery sales;Hardware retail;Chemical product sales(No licensed chemical products);Pneumatic and Power Tool Sales;Fastener sales;Metal Material Sales(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Guangdong No.2 Hydropower Engineering Co., Ltd. engages in the construction of water conservancy, hydropower and rail transit projects; the power generation of hydropower, wind power, solar photovoltaic clean energy; and the manufacturing of wind power tower equipment. Its engineering construction includes irrigations, municipals, railways, highways, housing construction mechanical and electrical installation. The company was founded on December 27, 2001 and is headquartered in Guangzhou, China.

HYDROLANCANG is a Chinese hydro powerplant operator that generates electricity for various sectors. the real estate, tourism, transportation, biotechnology, hotels, building materials, and mechanical equipment business sector. The company was founded in 2001 and is based in Kunming, China.

China Gezhouba Group Co., Ltd. is engaged in the contract construction of projects. It operates its major business through contract construction of projects, which include railways, roads, nuclear electricity projects, thermal power projects, wind powered electricity projects, water supply projects, sewage treatment projects and others as well as involved in the operation of expressways, the development of real estates, the operation of hydro power generation business, the production and sale of cement, as well as operation of civil explosives business and others. The company was founded on May 21, 1997 and is headquartered in Wuhan, China.

Powerchina Zhongnan Engineering Corp. Ltd. is a company headquartered in Changsha, China and ultimately controlled by the Government of China, that provides hydraulic engineering services.

China Energy Construction Group Guangxi Hydropower Engineering Bureau Co., Ltd., established on 1990-08-09, Business scope includes licensed projects:General contracting of housing construction and municipal infrastructure projects;Various construction activities;construction professional work;Construction of fire protection facilities;Blasting operation;Special equipment manufacturing;Installation, modification and repair of special equipment;food business;Import and export;road freight transport(Does not contain dangerous goods);road freight transport(Contains dangerous goods);Construction of geological disaster control engineering;Power facility installation,undertook,Take the test;Mapping 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:Foreign contracted projects;Landscaping engineering construction;water pollution control;Earthwork construction;Loading and unloading;wood sales;Wood-based panel sales;Refined oil wholesale(Free of Hazardous Chemicals);Chemical product sales(No licensed chemical products);Cement Products Manufacturing;Cement products sales;Synthetic Materials Sales;Non-residential real estate leases;Commercial Complex Management Services;Highway and Waterway Engineering Test and Inspection Service;Domestic trade agent;The following limited branch operations:Inspection and testing service;Water Conservancy Engineering Quality Inspection;Quality inspection of construction projects(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Sinohydro Bureau 7 Co. Ltd. is a company headquartered in Chengdu, China and ultimately controlled by the Government of China, that provides hydropower and road construction services.

Sinohydro Engineering Bureau 3 Co. Ltd. is a Chinese company ultimately controlled by the Government of China that provides engineering and construction services.

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.

CEMEX Research Group creates sustainable value by providing industry-leading products and solutions to meet the construction needs. They strive to create a better future for their people, their customers and their shareholders, consolidating us as the most efficient and innovative construction materials company in the world. CEMEX Research Group AG (CRG) began its activities in 2001, with a leadership role in the development and management of CEMEX's Research & Development (R & D) initiatives, and also with the purpose of managing the Intellectual Property portfolio (PI). ), as the owner thereof, in the business units and activities of CEMEX throughout the world. CRG is strategically located in Switzerland, as this is one of the most innovative countries in the world.

Datang Xuanwei Hydropower Development Co., Ltd., established on 2004-06-10, The scope of business includes the development, construction and management of hydropower resources,Production and sale of electrical energy,Water conservancy and hydropower supplies,Equipment Purchase,Water conservancy and hydropower engineering technical consulting services(Business items involving special examination and approval in the business scope shall be operated according to the license).

Sinohydro Engineering Bureau 4 Co., Ltd. (doing business as Sinohydro Engineering Bureau No. 4 Co. Ltd.) is a company headquartered in Beijing, China and ultimately controlled by the Government of China. The firm provides civil engineering construction services.

China Water Resources & Hydropower Eighth Engineering Bureau is a company headquartered in China ultimately controlled by the Government of China. The firm engages in construction of water conservancy and hydropower projects, general contract of construction projects.

Part of Province of Yunnan, Yunnan Construction Engineering Water Resources & Hydropower is a Chinese company located in Kunming. The firm provides civil engineering and construction services.

Guangdong Yue Hydropower Survey and Design Co., Ltd., established on 1994-04-19, Business scope includes licensed projects:Construction engineering design;Construction Engineering Survey;Mapping service;Geological disaster control engineering design;Geological disaster control engineering survey.(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 cost consulting business;Engineering Management Services;Soil Erosion Prevention and Control Services;Water Conservancy Related Consulting Services;Hydrological Services;Land Consolidation Services;water pollution control;Water Environment Pollution Prevention and Control Services;water resource management;Planning and Design Management;Social Stability Risk Assessment;Wind Power Technical Services;Solar Power Technology Services;Soil Pollution Control and Restoration Services;Engineering and Technology Research and Experimental Development.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Sumitomo Osaka Cement Co., Ltd. engages in the management and sale of cement business. It operates through the following business segments: Cement, Mineral Resources, Cement-related Products, Optoelectronics, Advanced Materials, Battery Materials and Others. The Cement segment manufactures and sells cement and ready-mixed concrete. It also provides electric power in cement factory. The Mineral Resources segment offers limestone and other mineral products. The Cement-related Products Material segment deals with manufacture and sale of maintenance and repair materials for concrete buildings and secondary concrete products. The Optoelectronics segment involves in the manufacture and sale of optical components and measuring instruments. The Advanced Materials segment offers ceramic products, functional films, and nanoparticle materials. The Battery Materials segment deals with secondary battery positive electrode materials. The Others segment handles real estate property leasing, engineering, and software development. The company was founded on November 29, 1907 and is headquartered in Tokyo, Japan.

Hexion Specialty Chemicals GmbH manufactures and sells plastic products. It produces thermosetting resins like borden chemicals, bakelite, resolution performance products and resolution specialty materials. It also markets a range of epoxy resins, curatives, versatics and specialty products either through customer service centers or through global distributors. The company was founded in 1910 and is headquartered in Iserlohn, Germany.