Ductile Iron Pipes manufactures and distributes ductile iron pipe and related fittings, steel, iron and steel smelting and rolling processing, and foundry products. They offer emerging cast pipes, emerging steel products, emerging special steel pipes, emerging grid plates, and emerging castings.

Korea Institute of Civil Engineering and Building Technology contributes to the development of the Korean construction industry.

Shandong Chengxiang Electric Co., Ltd., established on 2000-04-06, Business scope includes insulation materials,Electrical equipment,Manufacturing of high and low voltage electrical transmission and transformation equipment,Research and Development of Cable Conduit,manufacture,Install,R&D, manufacturing and sales of fiberglass products and composite material profiles;Equipment(Excluding special equipment and road motor vehicles),power tower,Substation Architecture,ground anchor,Anti-fouling flash tower,wind power tower,Manufacture of wind power generators and manufacture and sale of blades;Investment, construction and operation of solar and wind farms,Composite Power(rod)Tower research and development;Charging pile,meteorological,Lightning equipment(Lightning arrester,Lightning drive),wind energy storage,Complete heat storage equipment,Super high altitude firefighting,Research and Development of Rescue Vehicles,Manufacturing and sales;Labor engineering subcontracting;Thermoset Thermoplastics,R&D, production and sales of composite material reinforced pipelines and storage tanks;D1,D2class pressure vessel,waste water,exhaust gas,Production and sales of waste treatment equipment.Manufacturing of medium and low pressure pipelines,Anti-corrosion and steel underground pipe gallery,resin concrete,Production and sales of high-speed rail sleepers,Anti-corrosion installation and construction;tunnel Engineering,bridge engineering,Water supply and drainage pipeline engineering,Municipal Engineering,Water conservancy project,General contracting of pipeline engineering and labor engineering subcontracting;Import and export,Acting import and export business(Except for restrictions prohibited by laws and regulations);Purchase and sale of primary agricultural products,storage(Does not contain grain);Construction and installation of pipeline engineering and its supporting engineering.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Taghleef Industries, Inc. develops and manufactures oriented polypropylene (OPP) films used for flexible packaging, product labeling, consumer packaging and graphic media applications. It supplies its products to North America and are used for labels on bottles and cans, packaging for confectionery and snack foods and overwrap for other consumer products. It was founded in 1986 and is headquartered in New Castle, DE.

Motech Industries, Inc. engages in the provision of products and services including solar cells, solar modules, and solar power systems. It operates under the Solar Business and Other Operating segments. The Solar Business segment includes manufacturing, marketing, and sale of solar cells, solar modules, and photovoltaic inverters. The Other Operating segment is involved in marketing, design, and installation of solar electricity systems and solar power generation. Its products include solar cells, and photovoltaic modules, inverters, and systems. The company was founded on June 3, 1981 and is headquartered in New Taipei, Taiwan.

Beijing Zhongshui Kehaili Engineering Technology Co., Ltd., established on 2002-10-16, Business scope includes productionGBRubber waterstop,plastic waterstop,Compound admixture;(Limited to branch operations);technology development,technology transfer,Technology Promotion,Technical Services;technical consulting;Construction Project Management;Import and export,Agent import and export;Professional contractors;sale of building materials.(Enterprises independently choose operating projects according to 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 city's industrial policies.)

Pacific Consultants LLC provides contract product development services to technology clients. The company was founded in 1996 and is headquartered in Mountain View, CA.

Aoki Construction Co., Ltd., established on 1995-03-28, The scope of business includes contracting the shield section tunnel project of Guangzhou Metro.*

Zhonglan Changhua Engineering Technology Co., Ltd., established on 1992-05-23, Business scope includes construction engineering survey;Construction engineering design;project consultancy;Engineering supervision service;Construction Engineering Construction;Engineering general contracting service;Engineering Design for the Construction Industry;Architectural Decoration Engineering Design;Building Curtain Wall Engineering Design;Civil Air Defense Engineering Design;Environmental Engineering Design;pressure piping design;Pressure Vessel Design;Urban and rural planning;Urban Planning and Design;Engineering Technology Consulting Services;engineering drilling;Well sinking;Engineering geological survey service;Engineering hydrological survey service;Mapping service;Safety Production Technical Services;Safety production testing and inspection;Environmental Assessment;Construction Project Management;Engineering Management Services;Engineering Project Management Services;Construction of engineering environmental protection facilities;Professional contracting of foundation and foundation engineering;Foreign contracted engineering business;Engineering and Technology Research and Experimental Development;Engineering and Technology Basic Science Research Services;Mine Engineering Technology Research Services;Chemical Engineering Research Services;Energy-saving technology promotion service;Environmental protection technology promotion service;Prepare project budget,budget service;New material technology promotion service;Research and development of water treatment equipment;Engineering cost consulting service;Engineering settlement service;Bidding agency services for engineering construction projects;Environmental supervision of construction projects;Mineral sales;Metrology certification(For the specific scope, please refer to the measurement certification certificate and its attached table);Foundation pit monitoring service;industry,building engineering,Municipal Engineering Design Services;Geotechnical Investigation Services,design service;Chemical product research and development,wholesale.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Weifang Yourong Industrial Co., Ltd., established on 2004-02-24, Business scope includes licensed projects:Forest tree seed production and management;Crop Seed Management;Grass production and management;Breeding livestock and poultry management;Breeding livestock and poultry production;Livestock raising;Construction Engineering Construction;Electrical Installation Services.(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:tree planting business;grass planting;grain planting;fruit planting;vegetable planting;Soil Pollution Control and Restoration Services;Soil and site restoration equipment manufacturing;Soil and site restoration equipment sales;Engineering and Technology Research and Experimental Development;Landscaping engineering construction;Urban Greening Management;Residential water and electricity installation and maintenance services;Appliance Installation Services;Construction machinery and equipment rental;Manufacture of special machinery and equipment for water resources;property management;hotel management;housing lease;Non-residential real estate leases;Entrepreneurial Space Services;Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

State Grid Shandong Electric Power Company Electric Power Research Institute, established on 2012-04-28, The scope of business includes entrusted by the head office to handle power system-related business.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhejiang Weixing New Building Materials Co., Ltd. engages in the manufacture and sale of plastic pipes. Its products include polypropylene random (PP-R) pipes and fittings, composite pipes, polybutylene (PB), polyethylene of raised temperature resistance (PE-RT) pipe system, polybutylene (PB) pipe system, high-density polyethylene (HDPE) pipes, corrugated pipes, and drainage pipes. The company was founded on October 12, 1999 and is headquartered in Linhai, China.

Kurimoto provides traffic transportation equipment information and communication related products. They provides forging and metal processing equipment and casting products. They also offer products for the iron and steel industry, the ceramics industry, the mining and quarrying industry, and products related to resource recovery and reprocessing.

Zhongtong Service Consulting Design and Research Institute Co., Ltd., established on 1990-08-01, Business scope includes licensed projects:Building Intelligent System Design;Mapping service;Civil Air Defense Engineering Design;Inspection and testing service;Construction engineering design;Construction Engineering Survey;Compilation of land and space planning;Electrical Installation Services;power transmission,powered by,Installation of power receiving facilities,Repair and Test;Residential interior decoration;Construction Project Supervision;Construction Engineering Construction(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:Information system integration service;Information Technology Consulting Services;Network and Information Security Software Development;Computer System Services;software sales;software development;Software outsourcing service;Business Management Consulting;Bidding agency service;Government Procurement Agency Services;Purchasing agency service;Metering technical service;Domestic trade agent;Communication equipment manufacturing;Communication equipment sales;Engineering cost consulting business;Geographic Remote Sensing Information Service;Labor service(Does not include labor dispatch);business training(Does not include education and training,Vocational skills training and other licensed training);Energy saving management service;Network technology service;Information system operation and maintenance services;internet data service;Industrial Internet Data Service;Data processing and storage support services;Planning and Design Management;Engineering technical service(planning management,survey,design,Except supervision);Internet Security Services;Contract Energy Management;Environmental Consulting Services;Conference and Exhibition Services;Intelligent control system integration;Power Generation Technical Services;Soil Erosion Prevention and Control Services;Fire technical service;Landscaping engineering construction;Big data service;Blockchain technology related software and services;data processing services;Internet of Things Technology Services;Internet of things technology research and development;Cloud Computing Equipment Technical Services;Certification Consulting;Social Stability Risk Assessment;Energy Storage Technology Services;Consulting and planning service;Security Consulting Services;Carbon emissions,carbon conversion,carbon capture,Research and development of carbon sequestration technology;satellite communication service;Supply Chain Management Services;Cloud Computing Equipment Sales;5GCommunication Technology Services;Engineering Management Services;Foreign contracted projects;Security technology prevention system design and construction services(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

Bentley Systems, Inc. engages in the provision of software solutions for infrastructure engineering, enabling the work of civil, structural, geotechnical, plant engineering practitioners, project delivery enterprises, and owner-operators of infrastructure assets. It offers bridge analysis, building design, civil design, construction, mine design, modeling and visualization, plant design, site analysis, and structural analysis. The firm serves the engineers, architects, geospatial professionals, constructors, and owner-operators. The company was founded by Raymond B. Bentley, Gregory S. Bently, Keith Arthur Bentley, and Barry J. Bentley in 1984 and is headquartered in Exton, PA.

LANDANGER-LANDOS SA is a French private company. The firm distributes pharmaceutical products.