Zhejiang Feida Environmental Science & Technology they has a nationally recognized enterprise technology center, a national industrial design center, a national demonstration academician and expert workstation, a national postdoctoral research workstation, and a national coal-fired pollutant emission reduction program. engineering laboratory, dust removal laboratory, provincial key enterprise research institute.

Guodian Environmental Protection Research Institute is a Chinese company ultimately controlled by the Government of China. The firm engages in the research and development of new technology in relation to environmental protection.

Hochiki Corp. engages in the manufacture, sale, construction, and maintenance of fire alarm, smoke control, fire extinguishing, security, and network systems. It operates through the Disaster Prevention and Information and Communications segments. The Disaster Prevention segment offers fire alarm systems and fire control equipment. The Information and Communications segment provides networking, broadcasting, and security equipment. The company was founded on April 2, 1918 and is headquartered in Tokyo, Japan.

Xi'an Thermal Engineering Research Institute Co., Ltd., established on 2001-12-06, Business scope includes thermal power engineering installations,Industrial Process Automatic Control System,Chemical and Materials Engineering,Thermal metrology test,Environmental protection and energy saving and water saving,Technology research and development in the field of new energy power generation,technology transfer,Technical Consulting and Services;Technical Training(System internal staff only);thermal power design;Project contracting and complete equipment;Products in the above related technical fields,Development of equipment and devices,promotion and production,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Huasaier Heat Transfer Equipment is a technical engineering company dedicated to heat exchange. It aims to be a leading provider of industrial energy-saving and environmental protection system solutions, and contribute unique strength to human energy-saving and emission reduction. The company was founded in 2008 and is headquartered in Wuqing District, Tianjin, China.

Wuxi Hongqi Dust Removal Equipment Co., Ltd., established on 2003-06-20, Business scope includes environmental pollution prevention and control equipment,Design of Metal Structural Parts,manufacture,processing,Install,maintain;Self-operated and 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).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Nanjing ChangRong Acoustic, Inc. principally engages in sonic soot blowing, sonic dust removal, and noise control. Its key products include sound production equipment, sound-absorbing material products, and noise control products. The company was founded on July 2, 2001 and is headquartered in Nanjing, China.

Huadian Electric Power Research Institute Co., Ltd. engages in the generation of thermal power, hydropower, and new energy power technology. Its business activities include distributed energy technology, technical supervision and research, inspection, testing, and consulting services. The company was founded in October 1956 and is headquartered in Hangzhou, China.

Shanghai Ouxiang Automation Technology Development Co., Ltd., established on 2014-03-12, Business scope includes automation technology,Machinery Technology,Internet technology,Technology development in the field of industrial cooling technology,technology transfer,Technical Consulting and Technical Services,Architectural Decoration Engineering,Industrial Automation Equipment,Design of electromechanical equipment,Install,account Serive,Exhibition display service,Industrial Temperature Control Equipment,Electrical Equipment,Sales of automation equipment,repair,Equipment,Computer hardware and software,Communication equipment,photographic equipment,electronic product,Chemical raw materials and products(Removal of hazardous chemicals,Monitor Chemicals,firecrackers,civilian explosives,precursor chemicals),electronics,Sales of Wujinjiaodian,Engaged in the import and export of goods and technology,Business Management Consulting,Business Consulting. [Items subject to approval by law,Business activities can only be carried out after approval by relevant departments]

Nanjing Changrong Environmental Technology Co., Ltd., established on 2015-05-21, Business scope includes environmental reliability test and inspection;Energy saving and environmental protection product technology development,Technology Promotion,technology transfer,technical consulting,Technical Services;Energy saving and environmental protection engineering design,Install,contract;Building Acoustic Materials,Acoustic products,Mechanical and electrical equipment production,Sales,Install;Environmental Technology Information Consulting.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

China Huadian Technology Group Co., Ltd., established on 1992-03-17, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business;Construction Engineering Construction;Building Intelligent System Design;Construction Project Supervision;Construction engineering 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)General project:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Engage in investment activities with own funds;Engineering Management Services;Contract Energy Management;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);General equipment manufacturing(Does not include special equipment manufacturing);Sales of power facilities and equipment;Machinery sales;electronics sales;Sales of building materials;Sales of Advanced Power Electronics Devices;Electrical Equipment Sales;Chemical product sales(No licensed chemical products);property management;Non-residential real estate leases;Import and export;Technology Import and Export;Import and export agency;Foreign contracted projects.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)(Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Jiangsu Institute of Acoustics, Vibration and Acoustics Technology Co., Ltd., established on 2016-06-22, Business scope includes acoustic technology development,Technical Services;Architectural Engineering Design,technical consulting.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Air Products & Chemicals, Inc. engages in the manufacture and distribution of atmospheric gases. It operates through the following segments: Industrial Gases-Americas, Industrial Gases-EMEA (Europe, Middle East, and Africa), Industrial Gases-Asia, Industrial Gases-Global, and Corporate & Other. The Industrial Gases-America, EMEA, and Asia segment markets and produces atmospheric gases, such as oxygen, nitrogen, argon, and rare gases, process gases, such as hydrogen, helium, carbon dioxide, carbon monoxide, syngas, and specialty gases and equipment for the production and processing of gases, such as air separation units and non-cryogenic generators. The Industrial Gases-Global segment comprises cryogenic and gas processing equipment for air separation. The Corporate & Other segment includes LNG equipment and helium storage and distribution sale of equipment businesses and corporate support functions. The company was founded by Leonard Parker Pool on September 30, 1940 and is headquartered in Allentown, PA.

Aerospace Environmental Engineering Co., Ltd., established on 2008-07-30, Business scope includes legal,prohibited by law,Not allowed to operate;subject to approval,Do not operate without approval;law,Approval not stipulated by regulations,Self-management.(The country has a special,Franchised,Execute according to regulations)

Huaneng Clean Energy Research Institute is a Chinese company located in Beijing and ultimately controlled by the Government of China that operates as research institute.

Beijing Wanxin Tonghe Energy Technology Co., Ltd., established on 2014-04-09, Business scope includes new energy equipment,new energy technology,Green facilities,Environmental Technology,Equipment,Development of non-standard equipment,Serve,to promote,transfer,consult;project consultancy;Engineering survey and design;Engineering Management Services;Rental machinery and equipment(Car rental not included);Conference Services;Undertake the exhibition;Import and export,Technology Import and Export,Agent import and export;selling computers,Software and Auxiliary Equipment,electronic product,Equipment,metal ore,metallic material,Non-metallic ore,stationery,daily necessities,crafts;Freight forwarding agent.(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.)

Huadian Environmental System Engineering Co., Ltd. is a private company headquartered in China. The firm provides specialised design services.

Qingdao Daneng Environmental Protection Equipment Co., Ltd. engages in the design, manufacture, and sales of energy saving and environmental protection emission reduction equipment. It specializes in slag energy-saving environmental protection treatment system, flue gas energy-saving environmental protection treatment system, and clean energy consumption system. The company was founded on October 9, 2006 and is headquartered in Qingdao, China.

Baltimore Aircoil Co. manufactures evaporative cooling, thermal storage and heat transfer equipment. The company products are sold to the commercial building market as components for air conditioning systems to the food industry for air conditioning and refrigeration applications and to a broad range of industries for process and power installations equipment cooling. Baltimore Aircoil was founded in 1938 by John Engalitcheff and is headquartered in Jessup, MD.

Yantai Longyuan Power Technology Co., Ltd. engages in the electrical machinery and equipment manufacturing. It focuses on energy-saving business and environmental protection business. The energy-saving business includes fuel-saving business, graded economizer and MGGH under the economizer business. The environmental protection business includes low- nitrogen combustion business, flue plume control business under economizer business, wide-load denitrification flue gas bypass business, and comprehensive boiler renovation business. The company was founded on December 26, 1998 and is headquartered in Yantai, China.