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.

Shenzhen Shenfeng Construction Co., Ltd., established on 2016-09-13, Business scope includes general business items:Earthwork construction;Undertake the engineering construction business of the head office;Landscaping engineering construction;Construction of sports facilities;Construction machinery and equipment rental;Engineering Management Services;New material technology research and development;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Business Management Consulting;Information Consulting Service(Not including licensing information consulting services).(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license),The licensing program is:Various construction activities;Construction engineering design;Residential interior decoration;General contracting of housing construction and municipal infrastructure projects;Construction labor subcontracting;road freight transport(Does not contain dangerous goods);Building Intelligent Engineering Construction;Foreign contracted projects;construction professional work.(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)

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.

Yunnan Zhisheng Construction Engineering Co., Ltd., established on 2007-12-05, The scope of business includes housing construction projects,Municipal public works,Building decoration project,Water Resources and Hydropower Engineering,Steel structure engineering,Earthwork,Road construction,Mechanical and Electrical Installation Engineering,Fire facilities engineering,foundation engineering,Building Curtain Wall Engineering,Waterproof, anti-corrosion and thermal insulation engineering,Garden Ancient Architecture Engineering,City and road lighting engineering,Road subgrade engineering,Highway Pavement Engineering,traffic implementation project,bridge engineering,Power Engineering,Environmental Engineering,River and lake improvement project,Special Engineering,Ready-mixed commercial concrete engineering,Landscaping project,Construction of Building Intelligent Engineering;building materials,Sales of decorative materials;Pipeline Inspection Services;Environmental Pollution Control;General cargo;flowers,planting of seedlings,Sales;General machinery and equipment rental;Construction labor subcontracting(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Maanshan Yuanchen Network Technology Co., Ltd., established on 2013-04-16, Business scope includes network technology research and development;domestic advertising design,make,acting,release;Organization and planning of cultural exchange activities;Wedding etiquette service;Conference and Exhibition Services;Intelligent installation engineering;labor service;Earthwork construction;Machinery and Equipment Leasing;Audio equipment rental and wholesale;Educational software development;database management;Robot and drone operation skills training;Educational Consulting;Economic Information Consulting(Does not include investment advice);Business Management Consulting;Corporate Image Planning;marketing planning;Outdoor development training service;etiquette planning;Conference planning;Public relations planning;Space lease;stationery,electronic product,Handicraft Wholesale;Development and wholesale of computer software and hardware;Science and Technology Information Consulting;Technology project agency service;Self-operated or agent import and export business of various commodities and technologies(Except for commodities and technologies that the state restricts enterprises to operate or prohibits import and export);UAV system development,technology transfer;3Ddesign;Photography and Videography Services;Artificial intelligence technology research and development;GIS Design,technology development,technical consulting,technology transfer;Wholesale of drone parts.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Jinan Shanji Geotechnical Engineering Co., Ltd., established on 2015-12-17, Business scope includes licensed projects:Construction Engineering Construction.(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:Sales of building materials;Earthwork construction;Machinery and Equipment Leasing;Geological disaster management service;Non-residential real estate leases;housing lease;Landscaping engineering construction;Cement Products Manufacturing[Branch operation].(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Hangzhou Weicheng Technology Co., Ltd., established on 2011-02-23, Business scope includes general items:software development;Information system integration service;Information Consulting Service(Not including licensing information consulting services);Business Management Consulting;Wholesale of computer software, hardware and auxiliary equipment;Conference and Exhibition Services;Graphic design and production;Computer and Office Equipment Repair;Security technology prevention system design and construction services;Landscaping engineering construction;Sales of building materials;Agricultural Machinery Sales;Earthwork construction;internet sales(Except for products that require a license for sale)(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).licensed items:Import and export;Technology Import and Export;Residential interior decoration;Food Internet Sales(Selling prepackaged food)(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).

Shaoguan Geological Engineering Co., Ltd., established on 1990-02-28, The scope of business includes undertaking all kinds of foundation and foundation engineering construction(Grade 1 professional contracting of foundation and foundation engineering),The amount of a single contract that can be undertaken does not exceed the registered capital of the enterprise5Double and15Construction of earth and stone works of 10,000 cubic meters or less(Level 3 professional contracting of earthwork engineering)(Operate within the scope and validity period stipulated in the qualification certificate and license);Construction of geological disaster control engineering(Operate within the scope and validity period of the qualification certificate).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China Construction Second Bureau Civil Engineering Group Co., Ltd., established on 1980-09-24, Business scope includes construction general contracting;Professional contractors;Labor subcontracting;urban landscaping;engineering design;Engineering Investigation;Earthwork,Blasting and demolition works,Foundation and Foundation Engineering;Construction machinery maintenance;retail building materials,decorative material,metal products,Non-metallic products,Mechanical equipment and accessories;Rental construction machinery,construction equipment;investment management.("1,Not approved by relevant departments,No public solicitation of funds;2,Trading activities of securities products and financial derivatives shall not be carried out publicly;3,no loan;4,Guarantees shall not be provided to other enterprises other than the invested enterprises;5,Shall not promise to investors that the investment principal will not be lost or promise minimum returns";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.)

Shandong Zhensheng Construction Engineering Co., Ltd., established on 2011-09-15, Business scope includes general items:Earthwork construction;Landscaping engineering construction;Sales of building materials;Municipal facilities management;Foreign contracted projects;Engineering Management Services;Machinery and Equipment Leasing;Planning and Design Management;Professional Design Services;Land Consolidation Services;Sales of lightweight building materials.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Construction Engineering Construction;building demolition work(Except for blasting operations);road freight transport(Does not contain dangerous goods);Construction labor subcontracting;Construction Project Supervision;Residential interior decoration;Construction Engineering Survey;Construction engineering design;construction professional work;Construction supervision of water conservancy projects;Highway Engineering Supervision;Urban Construction Waste Disposal(Clearance);Building Intelligent System 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)

Qingdao Jiahang Petroleum Technology Co., Ltd., established on 2015-05-07, The scope of business includes oil fields,mining technology development,consult,transfer,Serve;rock test,Rock sample analysis and detection;Rock processing and sales;Processing of mechanical equipment and accessories,repair;Computer hardware and software,Technical development of instrumentation,Technical Services;Equipment,Research and development of chemical products(Does not contain dangerous goods);Sales:Petroleum equipment and accessories,Laboratory Equipment and Accessories,Electrical Equipment,Computer hardware and software,Instrumentation,Equipment,Chemical Products(Does not contain dangerous goods),Office Supplies,Hardware building materials,Labor protection supplies,laboratory consumables(Free of Hazardous Chemicals);Operating other general business items that can be operated without administrative approval. (Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China Railway 21st Bureau Group Co., Ltd. is a Chinese company ultimately controlled by the Government of China. The firm provides project management contracting services to construction projects.

Tianjin Xinyi Yunhai Civil Engineering Co., Ltd., established on 2017-05-23, Business scope includes port and waterway engineering,Electromyography,Indoor and outdoor decoration project,Earthwork,Municipal Engineering,Foundation and Foundation Engineering,Building Curtain Wall Engineering,Steel structure engineering,Metal door and window installation project,Building Intelligent Engineering,Mechanical and electrical equipment installation engineering,landscape engineering,Environmental Engineering,building engineering,Landscaping project,plumbing,road construction;Maintenance of construction machinery and equipment;Engineering survey and design;Construction labor subcontracting;Glass product,Aluminum alloy doors and windows,hardware,AC,Electromechanical equipment and accessories,Mechanical equipment and accessories,building materials,concrete products,Insulation Materials(Except asbestos products),Stainless Steel Products,Wholesale and retail of office supplies;Fire facilities,Door and window installation;Fence making,Install;Water Transport Engineering Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China Metallurgical Wukan Engineering Technology Co., Ltd., established on 2002-12-26, Business scope includes licensed projects:Construction Engineering Survey;Construction Engineering Construction;Construction engineering design;Mapping service;Geological disaster control engineering survey;Geological disaster control engineering design;Construction of geological disaster control engineering;Geological Hazard Risk Assessment;construction professional work;Quality inspection of construction projects;Mineral Resource Exploration;Compilation of land and space planning;Building Intelligent System Design;Special Equipment Design;Installation, modification and repair of special equipment;power transmission,powered by,Installation of power receiving facilities,Repair and Test(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:Geological Exploration Technical Services;Geological disaster management service;Landscaping engineering construction;Earthwork construction;Information system integration service;Information Technology Consulting Services;Geographic Remote Sensing Information Service;Refrigeration,Air Conditioning Equipment Sales;Photovoltaic equipment and components sales;Mechanical Parts,Parts processing;Metal Structure Sales;Import and export;Technology Import and Export;Import and export agency;Foreign contracted projects;Planning and Design Management;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Engineering Management Services;Environmental Consulting Services;Metering technical service;Labor service(Does not include labor dispatch);Sales of building materials;Construction machinery and equipment rental;Sales of construction machinery;Retailing of computer software, hardware and auxiliary equipment;General equipment manufacturing(Does not include special equipment manufacturing);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)

Hunan Wuxin Tunnel Intelligent Equipment Co., Ltd. manufactures construction machinery and equipment. Its products include three-arm rock drilling jumbo, arch installation vehicle, tunnel lining trolley, waterproof board/steel bar working, and wet spraying manipulator. The company was founded on August 4, 2010 and is headquartered in Changsha, China.

SK ekoplant is a top-tiered global city developer and infrastructure builder. SK ekoplant is one of the leading subsidiaries of SK group. SK ekoplant is one of the world’s best companies in the engineering industry, undertaking plants on EPCC basis (Engineering, Procurement, Construction and Commissioning) in the fields of Refineries, Petrochemicals, Fertilizer, Industrial Plants and Environmental Plants, Plants to wireless mobile communication equipment worldwide. As a major player in high-tech engineering market of the 21st century, SK ekoplant is committed to becoming the top-tier company by acquiring the drive for the future growth through the expansion of overseas markets and the launching of new products and by successful establishing the developed enterprise structure through improvement of internal system and process as well as performance assessment system. SK ekoplant is currently carrying out huge projects in U.S, Saudi Arabia, China, Thailand, Vietnam, India, Ecuador, Qatar, Algeria, Venezuela and CIS. This outstanding achievement is the culmination of SK ekoplant's extensive project experience, superior technology, and talents.

Hubei Changhong Engineering Service Co., Ltd., established on 2017-11-08, Business scope includes earth and stone works,the highway,Municipal road pavement engineering,Highway traffic engineering construction;Construction labor contracting;asphalt sales;Asphalt concrete,cement concrete production,Processing and sales:Cement Stabilized Aggregate Production,Processing and sales;Sand and gravel production,Processing and sales:Sales of building materials;Construction machinery and equipment rental;road freight transport.(Involved in licensing projects,It should be operated after obtaining the permission of the relevant department)

Xuzhou Ruisheng Construction Co., Ltd., established on 2020-03-05, Business scope includes licensed projects:Various construction activities;Urban Construction Waste Disposal(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) General project:Manufacture of concrete structural components;Research and development of waste asphalt recycling technology;Clay tile manufacturing;Urban Greening Management;Municipal facilities management;Cement Products Manufacturing;Retail of building decoration materials;Sales of building materials;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);Wholesale of machinery and equipment;Construction machinery manufacturing;Complete set of nuclear power equipment and engineering technology research and development;Landscaping engineering construction;Earthwork construction;Engineering and Technology Research and Experimental Development;Construction machinery and equipment rental;Engineering Management Services;Special Equipment Repair;Loading and unloading;interior decoration;Machinery and Equipment Leasing;Research and development of construction waste recycling technology;Sales of concrete structural components;Cement products sales;Petroleum product sales(Free of Hazardous Chemicals);Sales of non-metallic minerals and products;Manufacture of new building materials(Free of Hazardous Chemicals);Manufacture of non-metallic mineral products(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Shandong Lujian Engineering Group Co., Ltd., established on 1995-01-16, Business scope includes engineering blasting(The validity period is subject to the license);Construction general contracting,Earthwork,General Contracting of Municipal Public Works Construction,Foundation engineering professional contracting,Professional contracting of building decoration and decoration engineering,Steel structure engineering professional contracting,Special engineering professional contracting,City and road lighting engineering professional contracting,Indoor heating project,Landscaping project,Professional contracting of water conservancy, hydropower and electrical installation engineering,Electronic and intelligent engineering professional contracting,Construction labor subcontracting,Environmental engineering professional contracting(Operate with qualification certificate).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shandong Traffic Engineering Supervision Consulting Co., Ltd., established on 1994-08-22, Business scope includes general items:Engineering Management Services;Bidding agency service;housing lease;Non-residential real estate leases;Machinery and Equipment Leasing;File finishing service;Educational Consulting Services(Education and training activities that do not include licensing approval);Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Information Technology Consulting Services;Sales of building materials;Eco-environmental material sales;Engineering cost consulting business.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Inspection and testing service;Construction Project Supervision;Highway Engineering Supervision;Water Transport Engineering Supervision;Construction supervision of water conservancy projects.(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)