Hitachi Construction Machinery Co., Ltd. engages in the manufacture, sale, service, and rental of construction and industrial machinery. It operates through the Construction Machinery and Solution segments. The Construction Machinery segment includes mini, medium and large excavators; wheel loaders; demolition equipment; metal recycling equipment; forest machines; rigid dump trucks, compaction equipment; cranes & foundation machines; and double front work machine. The Solution segment covers the manufacture and sale of parts not included in the construction machinery business, and service sales. The company was founded in January 30,1955 and is headquartered in Tokyo, Japan.

University of Dayton Research Institute is an American private company located in Dayton, OH, that engages in research, development, application and transition of technology including materials, structures, energy, propulsion, manufacturing, sensors and intelligence.\nThe company says this about itself: The University of Dayton Research Institute is a national leader in scientific and engineering research, serving government, industry and nonprofit customers. UDRI’s professional engineers and scientists conduct research and provide support in a wide variety of technical areas, ensuring customer success by delivering affordable and innovative solutions, leading edge technologies and outstanding service. UDRI researchers have performed R&D in nano-enhanced composites for approximately 20 years, and have played a significant role in the University of Dayton’s ranking as third in the nation among all universities for the amount of sponsored research it performs.

Korea Electric Power Corporation (NYSE: KEP, KRX: 015760), better known as KEPCO (Hangul: 켑코) or Hanjeon (Hangul: 한전), is the largest electric utility in South Korea, responsible for the generation, transmission and distribution of electricity and the development of electric power projects including those in nuclear power, wind power and coal. KEPCO is responsible for 93% of Korea's electricity generation. The South Korean government (directly and indirectly) owns a 51.11% share of KEPCO. Together with its affiliates and subsidiaries, KEPCO has an installed capacity of 65,383 MW. On the 2011 Fortune Global 500 ranking of the world's largest companies, KEPCO was ranked 271. KEPCO is a member of the World Energy Council, the World Nuclear Association and the World Association of Nuclear Operators. As of August 2011, KEPCO possesses an A+ credit rating with Fitch Ratings, while Moody's has assigned KEPCO an A1 stable rating.

Continental Oil Co. is an American private company that operates as an oil service stations.

Tokyo Electric Power Co. Holdings, Inc. engages in the generation and distribution of electric power. It operates through the following segments: Fuel, Power Grid, Customer Support, Corporate, and Others. The Fuel segment deals with thermal power generation. The Power Grid segment deals with power generation and supply, hydroelectric power generation, power transmission and distribution facility and communication facility construction and maintenance. The Customer Support segment deals with customer service. The Corporate segment deals with business support and nuclear power generation. The Others segment includes information and telecommunications, energy and environment, living environment and life style related, and overseas businesses. The company was founded on May 1, 1951 and is headquartered in Tokyo, Japan.

Henan Zhongfen Instrument Co. Ltd. is a private company headquartered in Shangqiu, China, that develops, manufactures, and distributes analysis instruments and mechanical and electrical products.

Anhui Province Water Resources Research Institute is a private company headquartered in China. The firm provides research and development services.

Cummins, Inc. engages in the design, manufacture, and market of diesel and natural gas engines. It operates through the following segments: Engine, Distribution, Components, Power Systems, and New Power. The Engine segment manufactures and markets diesel and natural gas-powered engines under the Cummins brand name, for the heavy- and medium-duty truck, bus, recreational vehicle, light-duty automotive, construction, mining, marine, rail, oil and gas, defense, and agricultural markets. The Distribution segment consists of parts, engines, power generation, and service which service and distribute its products and services. The Components segment supplies products such as aftertreatment systems, turbochargers, transmissions, filtration products, electronics and fuel systems for commercial diesel, and natural gas applications. The Power Systems segment engages in power generation, industrial, and generator technologies. The New Power segment designs, manufactures, sells, and supports hydrogen production solutions, as well as electrified power systems ranging from fully electric to hybrid along with components and subsystems, including battery and fuel cell technologies. The company was founded by Clessie Lyle Cummins and William Glanton Irwin on February 3, 1919 and is headquartered in Columbus, IN.

Shanghai Weihang Equipment Technology Co., Ltd., established on 2017-01-03, Business scope includes licensed projects:Import and export;Technology 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) General project:Engaged in technology development in the field of equipment technology,technology transfer,technical consulting;compressor,Gas generator and pressurization system device products,Nitrogen and oxygen production equipment,Electrical Equipment,Hydraulic products,robot,Power Equipment Products,Cutting Machine,Automation equipment(The above except special control)research and development,Sales;High-voltage complete sets of equipment and accessories,Pumps and Accessories,high pressure cylinder,Pressure fittings,Valves and accessories,Instrumentation,Sea life saving device,special motor(The above except special control),Class I medical device,Class II medical device,bags,Sales of technical textile products;air compressor,Nitrogen generator,Oxygen generator production;Electrical machinery and equipment assembly;optical equipment,General Equipment,Moisture-proof box,High pressure cleaning equipment,Power Systems,Control box and accessories,R&D and sales of plastic box sets;Multifunctional decontamination equipment,Optoelectronic equipment,heater,Integrated equipment for power generation and gas supply,Gas and liquid injection equipment,Pneumatic wiping maintenance equipment,Development of dehumidifier,production and sales;Electrical Equipment,tool,Assembly and sales of generator sets and testing equipment.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

SGCC was founded on Dec. 29th, 2002 as a pilot state-owned corporation by the State Council. As a backbone state-owned enterprise that may affect national energy safety and economic lifelines, SGCC's core business is to build and operate power grids and provides secure and reliable power supply for the development of the society. With a registered capital of RMB 200 billion yuan and service area covering 26 provinces,autonomous regions and municipalities directly under the jurisdiction of the Central Government which equals to 88% of the national territory. SGCC carries out the president responsibility system. The president is the legal corporate representative of SGCC. By the end of 2005, SGCC accumulated a total asset of RMB1176.7 billion yuan with a debt-asset ratio of 61.96%, and possessed 195,899 km of 220kV and above transmission lines with a transforming capacity up to 616.64 GVA. SGCC has 1.502 million employees and serves 128 million customers. In 2005, SGCC sold electric power up to 1464.6 TWh and achieved an operation income of RMB 721.4 billion yuan with a net profit of RMB14.4 billion yuan profit & tax of RMB 60.4 billion yuan. SGCC was ranked the 40th in the Fortune Global 500 in 2005.

General Electric Company offers infrastructure and financial services worldwide. It operates in various segments, including power and water, oil and gas, energy management, aviation, healthcare, transportation, appliances and lighting, GE capital, and more. Its power and water segment offers gas, steam and aeroderivative turbines, nuclear reactors, generators, combined cycle systems, controls, and related services; wind turbines; and water treatment services and equipment. Its oil and gas segment provides surface and subsea drilling and production systems, equipment for floating production platforms, compressors, turbines, turboexpanders, reactors, industrial power generation, and auxiliary equipment. The company’s energy management segments offers plant automation hardware, software, and embedded computing systems. Its aviation segment offers jet engines; aerospace systems and equipment; and replacement parts and repair and maintenance services. The healthcare segment provides medical imaging, software and information technology (IT), patient monitoring and diagnostics, drug discovery, biopharmaceutical manufacturing technologies, and performance improvement solutions. Its transportation segment offers freight and passenger locomotives, and diesel engines for rail, marine, and stationary power applications; railway signaling and communications systems; underground mining equipment; motorized drive systems; IT solutions; and replacement parts and value added services. The appliances and lighting segment manufactures home appliances; and lighting products for commercial and industrial applications. Its capital segment offers commercial loans and leases, fleet management, financial programs, credit cards, personal loans, and other financial services. General Electric Company was founded in 1892 and is headquartered in Fairfield, Connecticut.

CNOOC Energy Technology & Services Ltd. engages in provision of energy technology services, floating production storage and offloading (FPSO) production technology services, energy logistics services, safety, environmental protection and energy saving products and services. It operates through the following segments: energy technology services, FPSO production technology services, energy logistics services, safety, environmental protection, and energy saving. The Energy Technology Services segment provides equipment operation and maintenance, pipeline technology, engineering technology, and data information technical services. The FPSO Production Technology Service segment offers light boat services; ships and support personnel boat services; and comprehensive services such as FPSO construction, commissioning, management, towing, installation, and unloading services. The Energy Logistics Services segment focuses on providing logistics support for offshore oil and gas field exploitation through marine supplies and catering services, and assistance for oil and gas products distribution. The Safety, Environmental Protection and Energy Saving Services segment covers marine oil spill response services; industrial water treatment; human resources and training services; utilization of coatings and marine industrial protection, catalyst, and liquefied natural gas cold energy; and energy saving and environmental testing services. The company was founded on February 22, 2005 and is headquartered in Beijing, China.

Shin Caterpillar Mitsubishi Ltd. manufactures and sells construction equipment. Its products include hydraulic excavators, track-type tractors, wheel loaders, track-type loaders, asphalt pavers, road pavement equipment, and related products. The company was founded on November 4, 1963 and is headquartered in Tokyo, Japan

Kelin Electric produces and sells electric power products. Their products include the GIS UHF online monitoring system, vacuum sampling valves, and live detection glasses.

Shanghai Niumai Electronic Technology Co., Ltd., established on 2003-10-30, The business scope includes electronic instruments,Research and development of magnetic resonance equipment and components,processing(Limited to branch operations),Sales,computer software design,make,Sales,Research and development of computer hardware,Sales,system integration,And provide relevant technical services and technical advice. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

Hyundai Construction Equipment is a producer of construction equipment that covers construction equipment and material handling equipment, including excavators, wheel loaders, backhoe loaders, skid loaders, electric excavators, and hydrogen fuel cell forklifts.

Beijing Huakeyi Technology Co., Ltd., established on 1995-03-29, The scope of business includes the production of instrumentation;Instrumentation and environmental testing technology development,consult,Serve,transfer,training;Sales instrumentation,Environmental testing equipment,computer,Software and Auxiliary Equipment,Office Supplies,Electronic Component,water treatment equipment,Green facilities;Instrumentation,Environmental testing equipment maintenance;Import and export;Technology Import and Export;Environmental Project Design,Equipment installation and commissioning;Production automation complete set of control device system;soil remediation;water pollution control;Air Pollution Monitoring;Construction General Contracting;Professional contractors;Environmental protection equipment technology development.(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.)

Zhejiang Yinlun Machinery Co., Ltd. engages in the research and development, and production of heat management products. It offers heat exchangers between oil, water, gas and refrigerants; automotive air conditioners; and other thermal management products. It also provides after-treatment exhaust system related products. The company was founded in 1958 and is headquartered in Taizhou, China.

CHUDENKO CORP. engages in the facility construction business. It operates through the Equipment Construction and Others segments. The Equipment Construction segment deals with general equipment construction and provides equipment work such as indoor electrical, air conditioning and plumbing, information and communication, and distribution line work. The Others segment includes the sale of electrical equipment and construction materials and insurance business. The company was founded on September 29, 1944 and is headquartered in Hiroshima, Japan.

Jingmiao Fluid Technology (Shanghai) Co., Ltd., established on 2020-11-17, Business scope includes licensed projects:Import and export;Technology 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)General project:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;General machinery and equipment installation services;Engineering Management Services;Pump and vacuum equipment sales;Instrument sales;Machinery sales;Sales of electronic special equipment(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license).