Gree Electric Appliances, Inc. of Zhuhai engages in the research and development, manufacture, and sale of air conditioners. Its products include residential and commercial air conditioners, air to water heat pumps, home appliances, refrigerators, smartphones, and industrial products. The company was founded by Jiang Hong Zhu on December 13, 1989 and is headquartered in Zhuhai, China.

Midea Group is a consumer appliances and air conditioning systems manufacturer. They specialize in refrigerators, laundry, kitchen appliances, and water heaters by developing technology. Their products include kitchen chimneys, sensor washing machines, vacuum cleaners, dishwashers, refrigerators, and induction.

GD Midea Heating & Ventilating Equipment Co., Ltd. manufactures and distributes air conditioners. The company was founded on September 26, 2005 and is headquartered in Foshan, China.

Shenzhen Dashi Intelligence Co., Ltd. (达实智能) is a Chinese company providing architecture intellectualization and energy-saving services. The firm is mainly engaged in intelligent zed architecture and architecture energy-saving services that include project consultation, programing and designing, customized development, equipment providing, construction management, system integration and value-added services, energy monitoring, energy auditing, and operation and maintenance of energy-saving systems. By comprehensively applying intelligent technologies to buildings such as commercial buildings, transportation buildings, office buildings, and housing buildings, the company has set up healthy building environments for customers.

Qingdao Hisense Hitachi Air Conditioning Systems Co. Ltd. is a Chinese private company located in Qingdao. The firm manufactures and distributes air-conditioning systems.

Part of Haier Smart Home Co., Ltd., Qingdao Haier Air Conditioning Electronics Co., Ltd. is a company headquartered in Qingdao, China, that manufactures and distributes air conditioner products and other cooling equipment. It was acquired by Haier Smart Home Co., Ltd. on October 30, 2014.

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.

Guizhou Huiton Huacheng Building Science & Tech Co. Ltd. (doing business as Huiton Huacheng Building Science & Technology Co., Ltd.) is a Chinese private company located in Guiyang that develops, manufactures and distributes energy saving air-conditioning systems.

Shenzhen Wohaisen Technology Co., Ltd., established on 2014-06-11, Business scope includes general business items:air conditioner,air source heat pump,air energy water heater,Chiller,Multi-module unit,Precision space equipment,Fresh air ventilation device,Freezer(refrigerator,freezer),home appliances(humidifier,dehumidifier,air purifier),Production of air conditioning accessories(Production is run by affiliates)and sales,The licensing program is:

DAIKIN INDUSTRIES Ltd. engages in the manufacture and sale of air conditioning equipment. It operates through the following segments: Air Conditioner and Refrigerator, Chemicals, and Others. The Air Conditioner and Refrigerator segment deals with the manufacture, distribution, and installation of air conditioning and refrigeration equipment. The Chemicals segment offers fluorocarbon gas, fluororesin, and other chemical products such as semiconductor etching agent, water and oil repellent, surfactant, carbon fluoride, and fluorine oil. The Others segment covers oil machineries, special machineries, and electronic systems. The company was founded by Akira Yamada on October 25, 1924 and is headquartered in Osaka, Japan.

China Tobacco Henan Industrial Co. Ltd. is a private company headquartered in China that manufactures and sells tobacco products.

Carrier Corporation is a brand of the UTC Climate, Controls & Security division, based in Palm Beach Gardens, Florida. Carrier was founded in 1915 as an independent, American company, manufacturing and distributing heating, ventilating and air conditioning (HVAC) systems, as well as commercial refrigeration and food service equipment. As of 2012, it was a $12.5 billion company with over 43,000 employees serving customers in 170 countries on six continents.

Guangzhou Haote Energy Saving and Environmental Protection Technology Co., Ltd., established on 2006-04-28, Business scope includes information technology consulting services;Data Processing and Storage Services;Interior Design Services;Construction of engineering environmental protection facilities;Professional contracting of fire protection facilities engineering;Commodity wholesale trade(Except for licensed and approved products);Commodity retail trade(Except for licensed and approved products);Design and construction of fire protection facilities;Internet of things technology research and development;Mechanical and Electrical Equipment Installation Services;Energy Technology Research,Technology Development Services;Energy Management Services;General contracting of engineering construction;Own Equipment Rental(Does not include license approval items);Intelligent installation engineering service;Electricity Sales Agent;Power Engineering Design Services;Engineering Technology Consulting Services;Mechanical and electrical equipment installation engineering professional contracting;Professional contracting of building curtain wall engineering;Indoor decorations,furnish;Import and export(Excluding franchised products);Technology Import and Export;Information system integration service;Energy-saving technical consultation,communication service;Energy Technology Consulting Services;Building Air Conditioning Equipment,Ventilation system installation services;Computer application electronic equipment manufacturing;computer technology development,Technical Services;Energy saving technology development service;IoT service;Value-added telecommunications services(types of business<Value-added telecommunications business license>The stated content shall prevail);Cross-regional value-added telecom services(types of business<Value-added telecommunications business license>The stated content shall prevail)

Shenzhen Yukangda Technology Co., Ltd., established on 2004-03-15, Business scope includes general business items:Central air conditioning,refrigeration equipment,Indoor Environment Monitoring Equipment,Indoor Air Purification Products,Energy saving and environmental protection products,electronic product,Photoelectric products,smart robot,3Dprinting device,Technology development and sales of healthcare equipment;Energy saving service and contract energy management;Mechanical and electrical equipment engineering,HVAC purification project,Industrial automation and building intelligence engineering,Solar heat collection project,LEDproject,Security Engineering,Fire fighting equipment system integration and technical development of related products,design,consult,Project contracting and on-site installation;Technology development and sales of network communication and information management systems;Central air-conditioning and its ancillary equipment,Terminal Equipment Design,Home installation,Maintenance;Central air-conditioning ventilation system cleaning and disinfection;Domestic Trade,Operating import and export business.(law,Administrative regulations,Except for items prohibited by the State Council,Restricted projects must obtain a license before operating),The licensing program is:Central air conditioning,refrigeration equipment,Indoor Environment Monitoring Equipment,Indoor Air Purification Products,Energy saving and environmental protection products,electronic product,Photoelectric products,smart robot,3Dprinting device,Production of healthcare equipment.

Wucheng County Guanzhi Information Industry Technology Co., Ltd., established on 2017-11-02, Business scope includes electronic products,computer software,New energy and energy-saving products,Environmental protection equipment,Equipment,Research and development of electrical equipment technology,consultation service,transfer.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Zhongzhu Technology Co., Ltd, established on 2008-11-07, Business scope includes engineering technology,Green Building,Intelligent renovation of buildings in cities and towns,Research and development of prefabricated buildings and decoration,consult,Technology Promotion,Technology transfer;energy saving technology,emission reduction technology,Research and development of environmental protection technology,consult,Technology transfer;Electromechanical,purify,HVAC,Environmental friendly,electricity,elevator,the fire,air defense,Municipal,audio and video,smart manufacturing,Intelligent security equipment sales and construction,research and development,consult,system design,maintenance;Contract Energy Management;new energy,Research and development of new materials,system design,Technology transfer.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Shandong Jinzhou Kerui Energy Saving Technology Co., Ltd., established on 2005-01-17, The business scope includes intelligent control products for urban Internet of Things systems,energy saving products,hardware design,to develop,Sales,Install,Commissioning and technical consultation,Technical Services,technology transfer;Energy statistics management and energy saving services;Development, design and after-sales service of intelligent cloud control management system integrating strong and weak electricity;General Electric Control Equipment,Design of Network Intelligent Controller,to develop,Production,Sales and Integration Services;Computer Management System Software,Hardware and Network System Design,Development and sales;electronic product,Instrumentation,Electrical products,Non-specialized communication equipment,Electrical Equipment,metallic material,amorphous material,decorative material,Wujinjiaodian,Wire and Cable,Office automation equipment,Wholesale of computers and accessories,retail;Electronic and intelligent engineering professional contracting,Mechanical and electrical engineering construction general contracting,Professional contracting of building mechanical and electrical installation engineering,Building Intelligent System Design,Lighting Engineering Design(Operate with above qualifications);Building Energy Audit(Electrical Equipment,HVAC system);Contract Energy Management;Energy-saving equipment rental.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Ningbo Aux Electric Co., Ltd., established on 2003-06-24, Business scope includes general items:Mechanical and electrical equipment manufacturing;Sales of electrical machinery and equipment;Refrigeration,Air Conditioning Equipment Manufacturing;Refrigeration,Air Conditioning Equipment Sales;Research and Development of Household Appliances;Household Appliance Manufacturing;Home Appliance Sales;Sales of household appliances spare parts;Appliance Installation Services;Household Appliances Retail;Household Appliances Repair;Manufacturing of electronic components;Manufacturing of electronic components and electromechanical components;Sales of electronic components and electromechanical components;Wholesale of electronic components;Electronic Components Retail;Electronic special equipment manufacturing;General equipment manufacturing(Does not include special equipment manufacturing);General Equipment Repair;Information Consulting Service(Not including licensing information consulting services);Information Technology Consulting Services;Pump and vacuum equipment manufacturing;Pump and vacuum equipment sales;Manufacturing of Smart Home Consumer Devices;Intelligent control system integration;brand management(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;Import and export agency(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).

Auto Union is a power saving solution provider company for industries. They provide energy improvement solutions and energy management services for consumption customers. The customer range covers real estate types such as hospitals, government buildings, data centers, urban complexes, and industrial clean workshops. Their products and services such as central air-conditioning integration optimize energy-saving control, energy management systems, energy management contracts, energy audit services, automation product agents, engineering, and consultation service.

Chuntsuan is a joint-stock firm that offers high-tech businesses smart operation services, as well as energy management and control equipment for energy operations. It has made a commitment to research and development in the areas of energy and the building environment. Their primary patented technology combines energy consumption control and the creation of micro-scenarios, and it performs key tasks to realize energy consumption energy saving management, energy consumption monitoring, metering and charging, environmental monitoring, and safety early warning.