Powerchina Huadong Engineering Corp. Ltd., a subsidiary of Power Construction Corporation of China, Ltd., is a company headquartered in Hangzhou, China, that provides industrial engineering services.

Daedong Trading Co., Ltd. is a South Korean private company located in Eumseong-gun. The firm provides food and beverage.

Sinohydro Bureau 14 Co., Ltd. is a company headquartered in Kunming, China and ultimately controlled by the Government of China, that constructs infrastructure projects.

Metten Stein & Design GmbH & Co. KG is a private company headquartered in Overath, Germany. The firm manufactures concrete and cement products. Michael Metten and Hildegard Metten are the current co-CEOs of the firm.

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.

Henan Charui Special Equipment Co., Ltd., established on 2013-08-14, The scope of business includes no warehousing,Face only:Methanol,formaldehyde solution,natural gas(rich in methane)(Limited to non-fuel uses such as raw materials for industrial production),propane,methane,naphtha,n-butane,Acetylene,Crude benzene(Mixed benzene)(Validity period of hazardous chemicals business license2019year01moon02to2022year01moon01day),Sales:Chemical Products(Free of Hazardous Chemicals);Design and manufacture:Class I pressure vessel,second class low,medium pressure vessel(Except for cryogenic containers),pressure piping components(Gas pressure regulator,filter,Manifold,mixer,buffer,Condensation tank,Insulation joint);Oil and gas equipment and accessories,Automation engineering information system integration equipment,Electronic equipment,electronics(Car not included)the design of,to develop,to assemble,Sales,Maintenance and technical service;Installation of pressure piping[limitGBkind:Level isGB1(Does not containPE)andGCkind;Level isGC2(The design temperature is not less than400ºC)];Import and export business of goods and technology(Except where prohibited by national laws and regulations),Machinery and Equipment Leasing(Car not included);Manufacturing of charging piles,Sales and installation,operate.(Items subject to approval by law,Business activities can only be opened after approval by relevant departments)

Hanzhong Yao Baileijin Energy Saving and Environmental Protection Building Materials Co., Ltd., established on 2019-09-12, Business scope includes prefabricated buildings,cement products,Commercial concrete,Chemical additives for building materials,Concrete structural member,lightweight building material,Manufacturing and sales of other cement products;road general cargo transportation;Auto Repair and Maintenance.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Takenaka Corp. provides general construction, contracting, and engineering services. It offers services across the spectrum of space creation from site location and planning to design and construction, as well as post completion services. The firm operates through the construction, development, and other segments. The company was founded in 1610 and is headquartered in Osaka, Japan.

Shenzhen Guanghuiyuan Environmental Water Co., Ltd., established on 1993-10-21, Business scope includes general business items:Engaged in the cleaning of domestic garbage on urban roads,collect,Clearance;Environmental technology development;Environmental Engineering;Environmental Protection Facilities Management;pumping station(divert water,water supply,drainage,rainwater,sewage),Reservoir,sluice,drainage pipe,the river,seawall,beach,reservoir,Wetland operation management and maintenance,repair,supervision,pipeline inspection;forestry survey,Forestry Pest Control;Cleaning Services;termite control;pest control(Four pests);sewage treatment;water pollution control,Sewage treatment plant,Manure treatment equipment,Operation management and maintenance of water purification stations and other sewage treatment facilities;garden,ecosystem,green space,Operation management and maintenance of public service facilities in Bitao;property management;Research and development of environmental protection equipment,design,Sales,Install,Commissioning and Technical Consulting;Development and sales of embedded software for environmental protection equipment;chemical reagent(Free of Hazardous Chemicals)development and sales of;R&D and sales of instruments and meters;Soil investigation and restoration works;project management.(Business operations involving pre-administrative licensing,Can operate only after obtaining pre-administrative licensing documents);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);Security technology prevention system design and construction 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),The licensing program is:Water quality testing;Water industry(River regulation)Professional Grade A,Water Conservancy Industry Class B,Municipal industry(Water supply works,drainage works,road works,bridge engineering)Professional Class B,achitechive(construction work)Class C design business;Engage in the corresponding construction project general contracting business and project management and related technical and management services within the scope of the qualification certificate;Engineering Consulting Water Conservancy and Hydropower,Municipal public works,Hydrogeology,engineering survey,Geotechnical Engineering Grade A Credit;Engineering survey professional class(Geotechnical Engineering(survey)Class A,Undertake the engineering survey business of various construction projects within the scope of this professional qualification,Its size is not limited;Engineering survey professional class(Geotechnical Engineering(design),engineering survey)Class B,Undertake the engineering survey business of various construction projects within the scope of this professional qualification of Grade B and below;Surveying and Mapping Engineering Surveying,planning measurement,Construction Engineering Survey,Deformation deformation and precision measurement,Municipal engineering survey,Hydraulic engineering survey,Underground pipeline measurement,Line and Bridge and Tunnel Survey Class B,Real Estate Surveying and Mapping Class B.Production and construction project water and soil conservation program preparation unit level evaluation five-star,Production and construction project water and soil conservation monitoring unit level evaluation three stars;Planning Water Resources Argument,Construction Project Water Resources Demonstration Grade B;hydrology,Water resources investigation and evaluation grade B;Evaluation of Operational Service Capability of Pollution Control Facilities(Domestic sewage treatment)level one;Environmental Pollution Control Ability Evaluation Wastewater Grade B,Pollution Remediation Class B;Environmental service certification Level 1 operation service of urban centralized sewage treatment facilities;Information system integration level 3;Quality inspection of construction projects;Power engineering construction;Municipal Public Works Construction General Contracting Level III,Water Conservancy and Hydropower Project Construction General Contracting Level III,Environmental protection engineering professional contracting level 3;Undertake,undertook,Test electrical facilities(Operate with relevant license);Engineering cost consulting business;Labor dispatch service;Construction Engineering Survey;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)

Foshan Taoying New Material Co., Ltd., established on 2001-04-30, Business scope includes general items:Manufacturing of daily-use ceramic products;Manufacture of special ceramic products;Processing and manufacturing of architectural ceramic products;Manufacturing of sanitary ceramics;Sanitary Ware Manufacturing;Manufacture of non-metallic mineral products;Pigment manufacturing;Manufacture of new building materials(Free of Hazardous Chemicals);paint manufacturing(Free of Hazardous Chemicals);Manufacturing of lightweight building materials;Sales of metal matrix composites and ceramic matrix composites;Sales of architectural ceramic products;Sales of special ceramic products;Sales of new ceramic materials;Sales of sanitary ceramics;Machinery sales;Manufacture of arts and crafts and etiquette supplies(Except for ivory and its products);Sales of building decoration materials;Sales of building materials;Sales of non-metallic minerals and products;New material technology research and development;Pigment sales;paint sales(Free of Hazardous Chemicals);Sales of lightweight building materials;High-speed precision gear transmission sales;Sales of power facilities and equipment;Sales of electronic measuring instruments;Sales of hydraulic power machinery and components;Machine tool functional parts and accessories sales;Sales of generators and generator sets;Gears and gear reduction,gearbox sales;bearing,Gear and transmission parts sales;Chemical product sales(No licensed chemical products);software sales;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Motor and its control system research and development.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)licensed items:Technology Import and Export;Import and export.(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)

Hangzhou Landscaping Co., Ltd. engages in the investment and operation of ecological construction and agricultural development business. It operates through the following segments: Planning & Design of Ecological Park, Agricultural Development and Cultural Tourism & Sports Sector. The company was founded on September 28, 1992 and is headquartered in Hangzhou, 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.

China Gezhouba Group Municipal Engineering Co., Ltd., established on 1996-03-06, Business scope includes licensed projects:Construction Engineering Construction;Construction engineering design;Construction of geological disaster control engineering;Blasting operation;construction professional work;building demolition work(Except for blasting operations);Quality inspection of construction projects;Water Conservancy Engineering Quality Inspection;Building Intelligent System Design;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:Earthwork construction;Engineering Management Services;Engineering technical service(planning management,survey,design,Except supervision);Foreign contracted projects;Landscaping engineering construction;Construction machinery manufacturing;General machinery and equipment installation services;Machinery and Equipment Leasing;Sales of building materials;Manufacture of concrete structural components;stone processing for construction;Sewage Treatment and Its Reuse;Non-residential real estate leases;property management(Except for licensed business,Can independently operate projects that are not prohibited or restricted by laws and regulations)

Powerchina Beijing Engineering Corp. Ltd. is a company headquartered in Beijing, China and ultimately controlled by the Government of China. The firm provides hydraulic engineering services.

Fujian Green Energy Environmental Protection Technology Co., Ltd., established on 2013-05-14, Business scope includes production,research and development,Sales,Install:Environmental protection machinery and equipment,Building materials machinery and equipment;mechanical engineering,Environmental Engineering Project Consulting,design,Technical Services;Machinery and Equipment Leasing,Second-hand equipment sale;Self-operated and agent import and export of various commodities and technologies,Except for the goods and technologies that the state restricts the company to operate or prohibits the import and export of.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Astec Industries, Inc. engages in the design, engineer, manufacture, and market of equipment and components used in road building and construction activities. It operates through the following segments: Infrastructure Solutions, Material Solutions, and Corporate and Other. The Infrastructure Solutions segment designs, engineers, manufactures, and markets a complete line of asphalt plants, concrete plants, and ancillary equipment, as well as supplying asphalt road construction equipment, industrial thermal systems, and heavy equipment. The Material Solutions segment designs and manufactures heavy processing equipment, in addition to servicing and supplying parts for the aggregate, metallic mining, recycling, ports, and bulk handling industries. The Corporate and Other segment is involved in the controls and automation business, through the firm's parent company, Astec Insurance. The company was founded by J. Don Brock in 1972 and is headquartered in Chattanooga, TN.

Shaanxi Longhai Engineering Construction Co., Ltd., established on 1993-04-01, Business scope includes general items:commercial and civil building,Building decoration,Municipal public,steel structure,Waterproof and anti-corrosion insulation,building curtain wall,road surface,Highway embankment,the basement,landscaping landscape,construction of ancient buildings;Component production and new technology development;metallic material,building materials,Plumbing equipment,Construction machinery,department store,Wujinjiaodian,electronics,Chemical Products(Precursor,Danger,Except for monitored chemicals)promotion of;Steel and wood doors and windows;Aluminum profile processing and technical services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments).(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Nantong Hongdong Building Materials Co., Ltd., established on 2013-04-10, The business scope includes energy-saving and heat-insulating building materials,waterproof building materials,hardware products,metal products,wood products sales;Cement products processing,Production;housing construction(Operating with a qualification certificate).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Jinan Pengshun Highway Engineering Co., Ltd., established on 2017-04-05, Business scope includes general items:Road and Bridge Engineering,road works,Earthwork,civil Engineering,Landscaping project,House demolition project,building engineering,Municipal Engineering,Power Engineering,Steel structure engineering,Water conservancy project,Insulation and anticorrosion engineering,Construction of interior and exterior decoration works;Masonry for construction works,plastering;Sales of sand and gravel;Construction machinery,construction machinery,Car rental;Construction labor subcontracting;General cargo;building materials,steel,building materials,wood,Wujinjiaodian,Construction machinery,Wholesale and retail of wire and cable(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)