Halliburton Energy Services, Inc. provides oilfield services. It offers technical products and services for petroleum, natural gas exploration and production. The company is headquartered in Houston, TX.

Xian Research Inst of China Coal Tech & Eng Group Corp. is a company headquartered in Xian, China and ultimately controlled by the Government of China, that engages in geophysical surveying and other related operation.

Wuhan Changsheng Coal Safety Technology Co., Ltd., established on 2011-02-22, Business scope includes coal mines,Mine environmental safety inspection,Monitoring Technology Development,Transfer and Consulting Services,engineering exploration,detection,Monitoring Technology Development,transfer,consultation service;Instrumentation and software development,Production,Sales,Import and export trade of related equipment and software(Technology and goods prohibited by the state from import and export are excluded).(Projects with special national regulations shall be operated within the approved period after approval or with a license)

KODEN Holdings Co., Ltd. handles the strategy development and business management of its group of companies. These companies engage in the development, production, and distribution of marine electronics equipment, industrial electronics equipment, and information systems equipment. The company was founded on October 3, 1947 and is headquartered in Tokyo, Japan.

Guangzhou Construction Engineering Quality and Safety Testing Center Co., Ltd., established on 2000-01-25, Business scope includes engineering and technology research and experimental development;Natural science research and experimental development;Soil Erosion Prevention and Control Services;Machinery and Equipment Leasing;Engineering technical service(planning management,survey,design,Except supervision);Basic geological survey;Environmental Protection Monitoring;Geological Exploration Technical Services;Highway and Waterway Engineering Test and Inspection Service;Manufacturing of air pollution monitoring and testing instruments;Manufacturing of water pollutant monitoring and testing instruments;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Information Technology Consulting Services;Computer System Services;Fire technical service;Indoor environment detection;Geological Hazard Risk Assessment;Quality inspection of construction projects;Safety production inspection and testing;Certification Services;Geological disaster control engineering survey;Construction Engineering Survey;Lightning protection device detection;Mapping service;Inspection and testing service;Water Conservancy Engineering Quality Inspection

Guangzhou Building Research Institute Group Co., Ltd., established on 2008-09-18, Business scope includes natural science research and experimental development;Engineering and Technology Research and Experimental Development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Environmental Protection Monitoring;Sales of building decoration materials;software development;software sales;Industrial automatic control system device manufacturing;Instrument sales;Manufacturing of experimental analysis instruments;Machinery sales;Manufacturing of special instruments and meters for environmental monitoring;stone processing for construction;Chemical product production(No licensed chemical products);Chemical product sales(No licensed chemical products);Manufacture of new building materials(Free of Hazardous Chemicals);Manufacturing of lightweight building materials;Quality inspection of construction projects;Inspection and testing service;advertising(radio station,television station,Newspaper Publishing Unit);Import and export;construction professional work;publications published

Shenhua Shendong Coal Group Co., Ltd. is a Chinese company located in Erdos and ultimately controlled by the Government of China. The firm operates as an investment holding company.

NICE is a Japanese organization dedicated to the study of clean energy sources.

Winbond Construction Investment Group Co., Ltd., established on 2000-12-12, Business scope includes licensed projects:Construction Engineering Construction;General contracting of housing construction and municipal infrastructure projects;Construction engineering design;Highway Management and Maintenance;Construction Engineering Survey;Quality inspection of construction projects;Water Conservancy Engineering Quality Inspection;Subgrade and pavement maintenance work;Construction labor subcontracting;road freight transport(Does not contain dangerous goods).(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:Undertake the engineering construction business of the head office;Foreign contracted projects;Engineering Management Services;Engage in investment activities with own funds;Machinery and Equipment Leasing;Special Equipment Repair;General Equipment Repair;Landscaping engineering construction;Municipal facilities management;Special equipment rental;Highway and Waterway Engineering Test and Inspection Service;Sales of mechanical and electrical equipment;Fabrication of Metal Structures;Sales of steel products for construction;Urban Greening Management;property management;Cement products sales;Cement Products Manufacturing;Environmental Consulting Services;Research and development of waste asphalt recycling technology;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;New material technology research and development;Electrical Equipment Sales;software development;Planning and Design Management;Supply Chain Management Services;Information Technology Consulting Services;Engineering cost consulting business;Forestry Product Sales;tree planting business;wood sales;Forestry professional and auxiliary activities;Forestry product quality inspection and testing;Forestry Machinery Service;Forestry Pest Control Services;Bidding agency service;Manufacture of concrete structural components;Industrial Engineering Design 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)***

Anhui Lujiang Longqiao Mining Co., Ltd., established on 2001-12-25, Business scope includes licensed projects:mineral resources(non-coal mine)mining(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)General project:Mineral washing and processing;Metal Ore Sales;Metal Material Sales;Metal scrap and scrap processing;Non-metallic scrap and scrap processing(Except for licensed business,Can independently operate projects that are not prohibited or restricted by laws and regulations)

Huajie Engineering Consulting Co., Ltd., established on 1984-12-24, The scope of business includes undertaking domestic and foreign highways,the bridge,tunnel,Municipal Engineering,Planning of construction projects and other projects,feasibility study,Technical and Economic Consulting,Engineering survey and design,Bidding agency,Evaluation Consulting,Cost consultation,planning consultation,Project management consulting business and technical training.(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.)

Transportation IP Holdings LLC, part of Westinghouse Air Brake Technologies Corp., is a company headquartered in Wilmington, DE. The firm provides general electrical contracting services.

Taisei Corporation (大成建設株式会社 Taisei Kensetsu Kabushiki-gaisha) (TYO: 1801) is a Japanese corporation founded in 1873. Its main areas of business are building construction, civil engineering, and real estate development. Taisei's headquarters are located at Shinjuku Center Building in Nishi-Shinjuku, Shinjuku, Tokyo.

Wuhan Chiyu Technology Co., Ltd., established on 2018-04-24, Business scope includes research and development of computer software and hardware,Production,Sales and technical service;Internet of things technology application and development;smart home products,communication device,robot,Electronic Component,Computer hardware and software,Development of electromechanical products,Production,Sales;Information system integration service;Instrumentation(Without metering)research and development,Production,Sales,lease;Import and export,Technology Import and Export,Agent import and export(Does not contain goods or technologies that are prohibited or restricted from import and export by the state).(Projects subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Sichuan Huahui Shengshi Detection Technology Co., Ltd., established on 2018-12-05, Business scope includes petroleum,Natural gas drilling and production technology development,technical consulting,Technical service and technology promotion;drilling,orientation,Mud logging,Logging,Cementing,Mud Technical Services;Downhole operations and related engineering construction;Computer System Services;Sales:electrical machinery,Computer hardware and software and auxiliary equipment,building materials,Chemical Products(Does not contain dangerous goods);leasing and sales:oil drilling,Mining special equipment and accessories,Engineering survey equipment,Drill test,Analytical Instruments,Petroleum logging equipment;Geological Prospecting;Detection technology development,Technical Services,technology transfer;construction work,Dam works,tunnel Engineering,subway project,Highway Engineering Design,construction,detection;Production(Only branches are allowed to engage in production, processing and operation in the industrial park):Wellhead control panel,Detection instrument;General cargo.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).

Coal Science and Technology Research Institute Co., Ltd., established on 2013-03-29, Business scope includes coal conversion,Clean utilization of coal,mining,Mineral dressing,Coal Field Geological Exploration,Hydrogeological Engineering,mine construction,Mine safety and environmental protection,Process Technology and Product Development of Underground Engineering,technology transfer,technical consulting,Technical service and technical engineering contracting;Quality inspection of coal products;mining machine,Electrical products,Instrumentation,Chemical materials and products(Excluding hazardous chemicals),Production of Coal Comprehensive Utilization Products,Sales;Computer software and hardware technology development;Market information service and advertising business;Sales of communication equipment,car;Office space for rent;lease commercial premises;Import and export;Technology Import and Export;Agent import and export;Motor Vehicle Public Parking Services;stay(Limited to branch operations);Engineering survey and design;project consultancy;Construction General Contracting;Professional contractors;property management;Safety production testing and inspection;Port tally.(Market entities independently choose business projects in accordance with the law,Carry out business activities;Port tally and items subject to legal approval,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.)

Korea Institute of Geoscience & Mineral Resources is a South Korean private company that provides geoscience research services.

Geothermal Energy Research & Development Co. Ltd. is a private company headquartered in Tokyo, Japan, that engages in research and development of geothermal energy technologies.

Baker Hughes, Inc. is a private company headquartered in Houston, TX. The firm manufactures oilfield equipment.

Guangzhou Construction Co., Ltd. is a private company headquartered in Guangzhou, China, with domestic subsidiaries. The firm provides industrial buildings construction services.