Updated Sep 18, 2026 · Public platform & industry data

Sep 18, 2026 Updated

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2026 Top 10 Cold And Hot Unit Manufacturers in China

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Top-rated Cold And Hot Unit suppliers, How to choose a Cold And Hot Unit manufacturer, Best Cold And Hot Unit companies in China

The top 10 Cold And Hot Unit manufacturers in China for 2026 are: Jiangsu Kangshijie Machinery Equipment Co., Ltd, Shanghai Benyan Cooling Equipment Co., Ltd, Nanjing Ounuo Intelligent Equipment Co., Ltd, Nanjing Ruihongkang Refrigeration Equipment Co., Ltd, Shandong Donggong New Energy Technology Co., Ltd, Ruidong Group Co., Ltd, Dezhou Xingkai Air Conditioning Equipment Co., Ltd, Shandong Yujie Air Conditioning Equipment Co., Ltd, Dezhou Shituo Air Conditioning Equipment Co., Ltd, Jiangsu Shangjia Air Conditioning Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Jiangsu Kangshijie Machinery Equipment Co., Ltd
Overall Score4.9 / 5
Est. Date2009-11-07
Registered Capital30000K CNY

Jiangsu Kangshijie Machinery Equipment Co., Ltd., with its registered address at 588 Luyang Jinmao Road, Zhoushi Town, Kunshan City, is registered with the Kunshan Administrative Approval Bureau and represented by Lai Zhiyue. Its business scope includes the production and sales of chillers, refrigeration equipment, central air conditioning, mold warmers, and mechanical equipment; Sales, installation, maintenance, and repair of hardware, electromechanical products, and mechanical equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cold And Hot Unit, Stacked Refrigeration Unit, Chillers For The New Energy Industry

Top 2
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Shanghai Benyan Cooling Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2015-01-08
Registered Capital6000K CNY

Shanghai Benyan Cooling Equipment Co., Ltd., with its registered address at Room 106A, No. 28, Lane 1333, Xinlong Road, Minhang District, Shanghai, is registered with the Minhang District Market Supervision Administration. The legal representative is Li Chunyang, and its business scope includes general projects such as mechanical equipment research and development; Sales of refrigeration and air conditioning equipment; Manufacturing of refrigeration and air conditioning equipment; General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of mechanical and electrical equipment; Manufacturing of specialized equipment for environmental protection; Manufacturing of industrial automatic control system devices; Manufacturing of pumps and vacuum equipment; Sales of mechanical and electrical equipment; Sales of specialized equipment for environmental protection; General equipment repair; Installation services for ordinary mechanical equipment; Maintenance of electronic and mechanical equipment (excluding special equipment); Sales of mechanical equipment; Sales of pumps and vacuum equipment; Sales of industrial automatic control system devices; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Cold And Hot Unit, Closed Cross Flow Cooling Tower, Open Square Cross Flow Cooling Tower

Top 3
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Nanjing Ounuo Intelligent Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2020-07-03
Registered Capital5000K CNY

Nanjing Ounuo Intelligent Equipment Co., Ltd., with its registered address at Building 4, No. 339 Zhening East Road, Zhetang Street, Lishui Economic Development Zone, Nanjing City, is registered with the Lishui District Administrative Approval Bureau of Nanjing City. The legal representative is Sun Ruirui, and its business scope includes licensed projects such as special equipment manufacturing (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results) and general projects such as plastic processing special equipment manufacturing; Manufacturing of refrigeration and air conditioning equipment; Manufacturing of ovens, furnaces, and electric furnaces; Manufacturing of mechanical and electrical equipment; Manufacturing of specialized equipment for refining and chemical production; Sales of production and testing equipment for new energy vehicles; Manufacturing of casting machinery; Sales of molding materials for casting; Sales of industrial robots; Sales of supply instruments and meters; Manufacturing of industrial automatic control system devices; Mechanical equipment research and development; General equipment manufacturing (excluding special equipment manufacturing); Sales of mechanical equipment; Installation services for ordinary mechanical equipment; General equipment repair; Mechanical equipment leasing; Sales of refrigeration and air conditioning equipment; Technology promotion services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of special equipment; Information consulting services (excluding licensed information consulting services) (except for projects that require approval by law, conducting business activities independently with a business license in accordance with the law). Core products: Cold And Hot Unit, Water Temperature Machine, Chiller

TOP4
Nanjing Ruihongkang Refrigeration Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2014-01-07
Registered Capital10000K CNY

Nanjing Ruihongkang Refrigeration Equipment Co., Ltd., registered at Room 305, 3rd Floor, Building B, Software Building, No. 9 Xinghuo Road, Jiangbei New Area, Nanjing City, Jiangsu Province, registered with the Administrative Approval Bureau of Nanjing Jiangbei New Area Management Committee, with Ning Chuansong as the legal representative. Its business scope includes the sales, installation, and maintenance of refrigeration equipment, refrigeration equipment, air conditioning equipment, plastic products, molds, mechanical equipment and accessories, instruments and meters, hardware and electrical equipment, daily necessities, and industrial automation equipment; Technological development, consulting, services, and transfer in the fields of industrial automation engineering and mechanical automation; Import and export business of various commodities and technologies through self operation and agency. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cold And Hot Unit, Shield Tunneling Machine Chiller, Energy Storage Variable Frequency Cooling Unit

TOP5
Shandong Donggong New Energy Technology Co., Ltd

Linshu County Economic Development Zone, Linyi City, Shandong Province

Overall Score4.7 / 5
Est. Date2006-03-31
Registered Capital50000K CNY

Shandong Donggong New Energy Technology Co., Ltd. is located in the Economic Development Zone of Linshu County, Linyi City, Shandong Province. It was established on March 31, 2006 and registered with the Linshu County Market Supervision Administration. The legal representative is Li Shoutao. Core products: Cold And Hot Unit

TOP6
Ruidong Group Co., Ltd
Overall Score4.6 / 5
Est. Date2011-07-21
Registered Capital155500K CNY

Ruidong Group Co., Ltd., with its registered address at No. 6555 Tianqu East Road, Project East Zone, Dezhou Economic Development Zone, Shandong Province, is registered with the Dezhou Market Supervision Administration and represented by Zhang Qingrong. Its business scope includes general projects such as refrigeration and air conditioning equipment manufacturing; Sales of refrigeration and air conditioning equipment; General equipment manufacturing (excluding special equipment manufacturing); General equipment repair; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Fire technology services; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Cooling services; Fan and fan manufacturing; Sales of fans and blowers; Sales of glass fiber reinforced plastic products; Manufacturing of glass fiber reinforced plastic products; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Mechanical equipment leasing; Installation services for ordinary mechanical equipment; Residential water and electricity installation and maintenance services; Manufacturing of smart home consumer devices; Manufacturing of communication equipment; Sales of smart home consumer devices; Sales of communication equipment; Manufacturing of security equipment; Sales of security equipment; Sales of firefighting equipment; Sales of metal products; Import and export of goods; Technology import and export; Sales of mechanical equipment; Engineering management services; Engineering and technical services (excluding planning management, survey, design, and supervision); Engineering cost consulting services; Rental of special equipment; Sales of special equipment; Information system integration services; Artificial intelligence industry application system integration services; Sales of industrial automatic control system devices; Manufacturing of industrial automatic control system devices; Sales of pumps and vacuum equipment; Manufacturing of pumps and vacuum equipment; Sales of metal structures; Manufacturing of metal structures; Manufacturing of metal materials; Sales of specialized equipment for environmental protection; Manufacturing of specialized equipment for environmental protection; Sales of metal materials; Manufacturing of electronic (gas) physical equipment and other electronic devices; Sales of Class I medical devices; Production of Class I medical devices; Sales of Class II medical devices; Sales of insulation and soundproofing materials; Manufacturing of insulation and soundproofing materials; Manufacturing of metal products for safety and firefighting purposes; Sales of digital video surveillance systems; Manufacturing of digital video surveillance systems; Non residential real estate leasing; Electronic product sales; Design and construction services for security technology prevention systems; Sales of electrical signal equipment devices; Manufacturing of electrical signal equipment devices; Sales of commercial password products; Production of commercial password products; Sales of network equipment; Manufacturing of network equipment; Sales of audio equipment; Manufacturing of audio equipment; Manufacturing of display devices; Sales of display devices; Sales of supply instruments and meters; Manufacturing of supply instruments and meters; Sales of broadcasting and television transmission equipment; Manufacturing of broadcasting and television equipment (excluding broadcasting and television transmission equipment); Manufacturing of lightweight building materials; Sales of lightweight building materials; Sales of valves and plugs; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Manufacturing of distribution switch control equipment; Sales of distribution switch control equipment; Sales of plastic products. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed projects: construction engineering design; Construction project construction; Installation, renovation, and repair of special equipment; Manufacturing of special equipment; Special equipment design; Installation of protective equipment for civil air defense engineering; Manufacturing of protective equipment for civil air defense engineering; Sales of civil air defense engineering protective equipment; Civil air defense engineering design; Third class medical device operation; Production of Class II medical devices; Manufacturing of broadcasting and television transmission equipment; Design of intelligent building systems; Construction professional operations; Construction labor subcontracting; Sales of satellite television broadcasting ground receiving facilities. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Cold And Hot Unit, Packaged Air Conditioner, Valve

TOP7
Dezhou Xingkai Air Conditioning Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2024-10-30
Registered Capital1000K CNY

Dezhou Xingkai Air Conditioning Equipment Co., Ltd., registered at Room 320, 3rd Floor, Dezhou Feitian Industry and Trade Co., Ltd. Office Building, No. 1997 Chongde Fourth Avenue, Yuanqiao Town, Tianqu New District, Dezhou City, Shandong Province, registered with the Market Supervision and Administration Bureau of Dezhou Tianqu New District (Dezhou Economic and Technological Development Zone), with Dai Yuzhi as the legal representative. Its business scope includes general projects such as refrigeration and air conditioning equipment manufacturing; Sales of refrigeration and air conditioning equipment; Fan and fan manufacturing; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Sales of insulation materials; Import and export of goods; Technology import and export; Manufacturing of photovoltaic equipment and components; Sales of photovoltaic equipment and components; Manufacturing of metal products for safety and firefighting purposes. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Cold And Hot Unit, Sidewall Fan, Jvf-Cm Ceiling Mounted Room Ventilator

TOP8
Shandong Yujie Air Conditioning Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2013-08-07
Registered Capital30860K CNY

Shandong Yujie Air Conditioning Equipment Co., Ltd., with its registered address at Room 1301, Building A, Donghui Building, Sanba East Road, Changhe Street Office, Economic and Technological Development Zone, Dezhou City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Dezhou Tianqu New Area (Dezhou Economic and Technological Development Zone). The legal representative is Dai Yujie, and its business scope includes the processing, assembly, and sales of central air conditioning, heating equipment, ventilation equipment, fiberglass products, and related accessories; Sales of air conditioning equipment, solar photovoltaic products, stainless steel products, non-ferrous metals, plumbing fittings, and insulation materials; Import and export business of goods and technology (for projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cold And Hot Unit, Explosion Proof Heater, Aluminum Alloy Blinds

TOP9
Dezhou Shituo Air Conditioning Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2017-07-21
Registered Capital12000K CNY

Dezhou Shituo Air Conditioning Equipment Co., Ltd., registered at Building A1, Supporting Area A, Solar Energy Technology Park, No. 2390 Shangde 11th Road, Yuanqiao Town, Tianqu New District, Dezhou City, Shandong Province, China. The registration authority is the Market Supervision Administration of Dezhou Tianqu New District (Dezhou Economic and Technological Development Zone), and the legal representative is Chen Panpan. The business scope includes the sales and installation of air conditioning equipment, refrigeration equipment, ventilation equipment, central air conditioning and accessories; Installation services for building air conditioning equipment systems. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cold And Hot Unit, Brand New Air Dehumidification And Purification Unit, Edible Mushroom Unit Series

TOP10
Jiangsu Shangjia Air Conditioning Co., Ltd
Overall Score4.4 / 5
Est. Date2011-01-24
Registered Capital31190K CNY

Jiangsu Shangjia Air Conditioning Co., Ltd., registered at No. 56 Xinsan Road, Chengbei Park, Jingjiang Economic Development Zone, with Jingjiang Data Bureau as the registration authority and Yuan Jianjiang as the legal representative, engages in the manufacturing, sales, installation, and online sales of air conditioning equipment and accessories, refrigeration equipment and accessories, centrifugal fire exhaust fans, axial flow fire exhaust fans, high-temperature smoke exhaust fan cabinets, smoke exhaust outlets, fire dampers, smoke exhaust fire dampers, ventilation equipment, purification equipment, construction machinery, fans, and motors; Import and export business of various commodities and technologies through self operation and agency (excluding commodities and technologies restricted or prohibited from import and export by the state). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Cold And Hot Unit, Air Conditioning Main Unit, Mining Wellhead Unit

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Kangshijie Machinery Equipment Co., Ltd2009-11-07Cold And Hot Unit, Stacked Refrigeration Unit, Chillers For The New Energy Industry30000K CNYNot Supported
Shanghai Benyan Cooling Equipment Co., Ltd2015-01-08Cold And Hot Unit, Closed Cross Flow Cooling Tower, Open Square Cross Flow Cooling Tower6000K CNYNot Supported
Nanjing Ounuo Intelligent Equipment Co., Ltd2020-07-03Cold And Hot Unit, Water Temperature Machine, Chiller5000K CNYNot Supported
Nanjing Ruihongkang Refrigeration Equipment Co., Ltd2014-01-07Cold And Hot Unit, Shield Tunneling Machine Chiller, Energy Storage Variable Frequency Cooling Unit10000K CNYNot Supported
Shandong Donggong New Energy Technology Co., Ltd2006-03-31Cold And Hot Unit50000K CNYNot Supported
Ruidong Group Co., Ltd2011-07-21Cold And Hot Unit, Packaged Air Conditioner, Valve155500K CNYSupported
Dezhou Xingkai Air Conditioning Equipment Co., Ltd2024-10-30Cold And Hot Unit, Sidewall Fan, Jvf-Cm Ceiling Mounted Room Ventilator1000K CNYNot Supported
Shandong Yujie Air Conditioning Equipment Co., Ltd2013-08-07Cold And Hot Unit, Explosion Proof Heater, Aluminum Alloy Blinds30860K CNYNot Supported
Dezhou Shituo Air Conditioning Equipment Co., Ltd2017-07-21Cold And Hot Unit, Brand New Air Dehumidification And Purification Unit, Edible Mushroom Unit Series12000K CNYSupported
Jiangsu Shangjia Air Conditioning Co., Ltd2011-01-24Cold And Hot Unit, Air Conditioning Main Unit, Mining Wellhead Unit31190K CNYNot Supported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of cooling and heating units, it is recommended to prioritize checking key technical parameters such as cooling capacity, heating capacity, and energy efficiency ratio to ensure that they match the temperature control requirements of the on-site working conditions. In industrial scenarios, additional attention should be paid to the corrosion resistance and continuous operation stability of the units.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. These suppliers usually have more mature solutions in sub fields such as data centers or pharmaceutical cold chain.
  • Cold and hot units vary greatly in scenarios such as regional energy supply or process cooling. Before procurement, it is necessary to clarify whether air-cooled, water-cooled, or evaporative cooling models are needed. Commercial building projects usually tend to have low-noise designs, while the chemical industry focuses on explosion-proof configurations.
  • If the procurement involves parallel operation of multiple units, it is recommended to verify the implementation cases of similar projects by suppliers in advance and check the compatibility of their control systems to avoid protocol mismatch issues during later expansion.

Knowledge Base

Q

High altitude circulating air cooling unit is a special type of air conditioning unit designed for high-altitude environments, mainly to meet the cooling and heating needs of tall spaces. 1. High altitude environment: High altitude environment imposes some special requirements on circulating air cooling units. Firstly, due to the increase in altitude, the air temperature and pressure will change, which requires the unit to have the ability to adapt to these changes

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs