China Hydropower Infrastructure Co., Ltd., established on 1980-12-24, Business scope includes licensed projects:Construction Engineering Construction;Construction Engineering Survey;Construction engineering design;Construction Project Supervision;Construction of geological disaster control engineering;Inspection and testing service;Construction labor subcontracting;road freight transport(Does not contain dangerous goods);Installation, modification and repair of special equipment.(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 Management Services;Landscaping engineering construction;Foreign contracted projects;Import and export;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Industrial automatic control system device manufacturing;Machinery sales;Machinery and Equipment Leasing;stone processing for construction;Cement Products Manufacturing;Sales of building materials;Metal Material Sales;Chemical product sales(No licensed chemical products);Sealing packing sales.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Korea Railroad Research Institute is a South Korean private company. The firm operates as railway research body.

Ohbayashi Corp. is a private company headquartered in Japan that provides general construction services includes engineering, design, contracting, construction and management services.

China Railway Construction Bridge Eng Bureau Group Co., Ltd. is a Chinese company located in Tianjin and ultimately controlled by the Government of China. The firm provides railway construction services.

Penta-Ocean Construction Co., Ltd. engages in the provision of building, civil engineering, and environmental construction services around coastal areas. It operates through the following business segments: Domestic Civil Engineering, Domestic Architectural Construction, Overseas, Domestic Real Estate Development, and Other. The Domestic Civil Engineering segment offers civil engineering services across Japan. The Domestic Architectural Construction segment deals with local construction. The Overseas segment involves with civil engineering and construction work outside Japan. The Domestic Real Estate Development segment deals with real estate selling and leasing. The Other segment includes shipbuilding businesses, office equipment leasing, insurance agency business, and environment-related consulting business. The company was founded by Jinjiro Mizuno in April 1896 and is headquartered in Tokyo, Japan.

Zhengzhou Anyuan Engineering Technology Co., Ltd., established on 2007-10-22, The scope of business includes inspection, evaluation and repair and reinforcement of basic engineering facilities;Technical research and development and consulting services for basic engineering facilities;Production of testing equipment,install,Sales and Leasing;building materials,car sales;Road inspection and repair;Pipe network inspection,unblock,Cleaning and Restoration;foundation engineering construction;Municipal engineering construction;Waterproof, anti-corrosion and thermal insulation engineering construction;Construction of geological disaster control engineering;Computer Technology and Software Development,Technical Advisory Services;Construction labor subcontracting.Involved in licensing projects,It should be operated after obtaining the permission of the relevant department

Sinochem Transportation Construction Group Co., Ltd., established on 2006-04-26, Business scope includes highway,Construction of independent bridges and tunnels,operate;Road and Bridge Inspection;Ordinary machinery,Production of accessories and required engineering materials,Sales;traffic safety facilities,Installation of charging facilities and TV monitoring equipment;Import and export business related to the above business activities.Contract overseas roads,Bridge engineering and domestic international bidding projects;Equipment required for the above overseas projects,Material export;Dispatch labor personnel required for the implementation of the above-mentioned overseas projects.Realtor,Machinery and equipment leasing business.Municipal public works construction;Infrastructure Project Design,the construction,operate,Consulting and carrying out general contracting of related engineering construction,EPC,project management business;urban rail construction(The above scope involves qualification,license,National special management regulations shall be handled in accordance with relevant regulations).

Qingdao Metro Line 1 Co., Ltd., established on 2015-11-10, Business scope includes investment and financing of Qingdao Metro Line 1 Project,the construction,Operations and Management;infrastructure,Engineering Construction Management of Public Facilities Projects,Bidding and goods procurement,Technical Services;Land Consolidation and Development;real estate development;Comprehensive development and management of resources related to urban rail transit;property management;Domestic advertising business;Import and export business of goods and technology.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

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.

Shijiazhuang City Rail Transit Co. Ltd. is a private company headquartered in China. The firm provides railways construction services.

Chongqing Energy Investment Group Technology Co., Ltd., established on 2010-04-13, Business scope includes licensed projects:engage in construction related business,Construction engineering design,Construction Project Supervision(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:Coal Power Technology Development,Technology Promotion;Development of Coal Mine Gas Control Technology,Promotion Consulting and Technical Services;Coal Mining Mechanization,Automation technology development,Promotion Consulting and Technical Services;Coalbed Methane Technology Research;Coal mine technical consulting service work;Coal Mine Construction Project Feasibility Study Report(The project proposal)prepared by;Mine map measurement;Assist the mine to improve the basic data of mine water prevention and control;Coal mine production capacity verification(Engage in business in accordance with the service scope approved by the coal industry technical service organization qualification certificate);building materials(Free of Hazardous Chemicals),decorative material(Free of Hazardous Chemicals),Mechanical equipment and accessories,department store,Wujinjiaodian,Computer hardware and software,Communication equipment(Does not include satellite ground receiving and transmitting equipment)promotion of;Computer hardware and software,Automation and intelligent control system,Research and development and technical services of electronic information technology;Network Planning and Integration Services,Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion,Mechanical equipment research and development,Mechanical and electrical equipment manufacturing,Industrial automatic control system device manufacturing,Professional repair of communication transmission equipment,internet data service,Internet of things technology research and development,IoT application service,Internet Security Services,software development,Intelligent control system integration,Building Information Modeling Technology Development,technical consulting,Technical Services,Engineering and Technology Research and Experimental Development,Engineering Management Services,Industrial Design Services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Changji Pilot Engineering Materials Co., Ltd., established on 2010-07-14, Business scope includes general items:New material technology research and development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;synthetic material manufacturing(Free of Hazardous Chemicals);Manufacture of new building materials(Free of Hazardous Chemicals);Manufacturing of sealing packing;Sales of non-metallic minerals and products;Common non-ferrous metal smelting;Non-ferrous metal casting;Non-ferrous metal alloy sales;ferrous metal casting;Machinery sales;Metalworking machinery manufacturing;Earthwork construction;Machinery and Equipment Leasing.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

China Sinogy Electric Engineering Co., Ltd. engages in the provision of engineering planning advisory. Its business includes engineering survey, engineering design, project management, and engineering procurement construction. The company was founded on October 30, 2002 and is headquartered in Shanghai, China.

China Railway Construction Bridge Engineering Bureau Group Fifth Engineering Co., Ltd., established on 1991-02-01, The business scope includes the first-class general contracting of highway engineering construction,First-class general contracting of municipal public works construction,Railway Engineering Construction General Contracting Grade II,First-class construction general contracting,Water Conservancy and Hydropower Project Construction General Contracting Grade II,Steel structure engineering professional contracting level 1,First-class professional contracting of construction mechanical and electrical installation engineering,Bridge engineering professional contracting level 1,First-class professional contracting of tunnel engineering,Highway subgrade engineering professional contracting level one;Highway traffic engineering professional contracting(road safety facilities)level two,Environmental protection engineering professional contracting level 3,Leasing and sales of construction machinery and equipment;Construction material leasing and sales;Provide construction equipment services;Own house rental(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Kunming Railway Construction Company of China Railway No. 8 is a Chinese private company located in Kunming that provides residential and non-residential construction services.

Raito Kogyo Co. Ltd. engages in civil engineering related works. It operates through the Construction and Others segments. The Construction segment is involved in slope protection work, landslide prevention work, ground improvement, piles and diaphragm walls and other engineering works. The Others segment includes sale of construction materials, leasing business, management of welfare facilities, life and non-life insurance agencies, and nursing care business. The company was founded by Tadao Kamijo in 1943 and is headquartered in Tokyo, Japan.

Denka Corp., part of Denka Co., Ltd., is an American company located in New York, NY. The firm manufactures and distributes chemical products.