Updated Sep 19, 2026 · Public platform & industry data

Sep 19, 2026 Updated

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2026 Top 10 Screw Refrigeration Unit Manufacturers in China

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Top-rated Screw Refrigeration Unit suppliers, How to choose a Screw Refrigeration Unit manufacturer, Best Screw Refrigeration Unit companies in China

The top 10 Screw Refrigeration Unit manufacturers in China for 2026 are: Jiangsu Kangshijie Machinery Equipment Co., Ltd, Nanjing Ounuo Intelligent Equipment Co., Ltd, Nanjing Ruihongkang Refrigeration Equipment Co., Ltd, Ruidong Group Co., Ltd, Kunshan Yitong Precision Machinery Co., Ltd, Jiangsu Kangshijie Machinery Equipment Co., Ltd, Shanghai Nuo Cold and Heating Equipment Co., Ltd, Jiangsu Kangshijie Machinery Equipment Co., Ltd, Wuxi Guanya Constant Temperature Refrigeration Technology Co., Ltd, Hunan Mengdeli Refrigeration Equipment 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: Screw Refrigeration Unit, Stacked Refrigeration Unit, Chillers For The New Energy Industry

Top 2
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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: Screw Refrigeration Unit, Water Temperature Machine, Chiller

Top 3
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Nanjing Ruihongkang Refrigeration Equipment Co., Ltd
Overall Score4.8 / 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: Screw Refrigeration Unit, Shield Tunneling Machine Chiller, Energy Storage Variable Frequency Cooling Unit

TOP4
Ruidong Group Co., Ltd
Overall Score4.7 / 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: Screw Refrigeration Unit, Packaged Air Conditioner, Valve

TOP5
Kunshan Yitong Precision Machinery Co., Ltd
Overall Score4.7 / 5
Est. Date2009-08-08
Registered Capital5000K CNY

Kunshan Yitong Precision Machinery Co., Ltd., with its registered address at 819 Anqin Road, Zhangpu Town, Kunshan City, registered with the Kunshan Administrative Approval Bureau, and represented by Liu Meilan as its legal representative. Its business scope includes the production of mechanical equipment; Sales of industrial chillers, mold temperature controllers, plastic crushers, plastic mixers, automatic filling machines, hopper dryers, box dryers, dehumidification dryers, mold racks, cooling water towers, water pumps, robotic arms, and mechanical equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Screw Refrigeration Unit, Air Cooler, Integrated Cold And Hot Temperature Controller

TOP6
Jiangsu Kangshijie Machinery Equipment Co., Ltd
Overall Score4.6 / 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: Screw Refrigeration Unit, Stacked Refrigeration Unit, Variable Frequency Chiller

TOP7
Shanghai Nuo Cold and Heating Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2011-08-03
Registered Capital80000K CNY

Shanghai Nuo Leng Cold and Heating Equipment Co., Ltd., with its registered address at Block 3A, No. 428 Banqiao East Road, Shanyang Town, Jinshan District, Shanghai, is registered with the Jinshan District Market Supervision and Administration Bureau. The legal representative is Shi Yanhong, and its business scope includes general projects such as refrigeration and air conditioning equipment manufacturing; Sales of refrigeration and air conditioning equipment; Sales of lubricating oil; Sales of valves and plugs; Sales of pumps and vacuum equipment; Sales of gas compression machinery; Sales of gas and liquid separation and purification equipment; Sales of specialized equipment for environmental protection; Installation services for ordinary mechanical equipment; General equipment repair; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Import and export of goods; Technology import and export; Non residential real estate leasing. (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: Screw Refrigeration Unit, Water Cooled Screw Integrated Chiller Unit, Air Cooled Screw Heat Pump

TOP8
Jiangsu Kangshijie Machinery Equipment Co., Ltd
Overall Score4.6 / 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: Screw Refrigeration Unit, Explosion Proof Unit, Water Cooled Cascade Unit

TOP9
Wuxi Guanya Constant Temperature Refrigeration Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2010-11-08
Registered Capital73170.732K CNY

Wuxi Guanya Constant Temperature Refrigeration Technology Co., Ltd., with its registered address at 203 Hongyun Road, Hongshan Street, Xinwu District, Wuxi City, is registered with the Wuxi High tech Industrial Development Zone (Xinwu District, Wuxi City) Data Bureau. The legal representative is Yan Juezhi, and its business scope includes the manufacturing, processing, and sales of refrigeration equipment, ultra-low temperature freezers, refrigeration heating and temperature control systems, heating circulation systems, explosion-proof electrical equipment, positive pressure explosion-proof electrical cabinets, automation integrated distributed control systems, experimental instrument devices, mechanical equipment, and accessories; Software technology development; Import and export of various self operated goods and technologies (excluding goods 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) Licensed projects: installation, renovation, and repair of special equipment; Manufacturing of special equipment; Special equipment design (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results). Core products: Screw Refrigeration Unit, Energy Storage Liquid Cooler, Tcu Temperature Control Unit

TOP10
Hunan Mengdeli Refrigeration Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2016-08-03
Registered Capital10000K CNY

Hunan Mengdeli Refrigeration Equipment Co., Ltd., with its registered address at No. 160, South Section of East Eleventh Road, Baojia Village, Langli Street, Changsha County, Hunan Province, is registered with the Changsha County Market Supervision and Administration Bureau and represented by Kang Jianhui. Its business scope includes general projects such as refrigeration and air conditioning equipment manufacturing; Sales of refrigeration and air conditioning equipment; Sales of pumps and vacuum equipment; Low temperature storage (excluding projects requiring approval such as hazardous chemicals); Furniture manufacturing; Manufacturing of household appliances; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of pharmaceutical specialized equipment; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Manufacturing of specialized chemical products (excluding hazardous chemicals); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Installation services for ordinary mechanical equipment; Sales of pharmaceutical specialized equipment; Mechanical equipment leasing; Sales of mechanical and electrical equipment; Import and export of goods; Technology import and export; Import and export agency; Offshore trade operations; Conference and exhibition services; Sales of special equipment; Sales of gas compression machinery (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law) License project: construction engineering construction; Installation, renovation, and repair of special equipment (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses from relevant departments). Core products: Screw Refrigeration Unit, Cold Storage Accessories, Refrigeration Equipment

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Jiangsu Kangshijie Machinery Equipment Co., Ltd2009-11-07Screw Refrigeration Unit, Stacked Refrigeration Unit, Chillers For The New Energy Industry30000K CNYNot Supported
Nanjing Ounuo Intelligent Equipment Co., Ltd2020-07-03Screw Refrigeration Unit, Water Temperature Machine, Chiller5000K CNYNot Supported
Nanjing Ruihongkang Refrigeration Equipment Co., Ltd2014-01-07Screw Refrigeration Unit, Shield Tunneling Machine Chiller, Energy Storage Variable Frequency Cooling Unit10000K CNYNot Supported
Ruidong Group Co., Ltd2011-07-21Screw Refrigeration Unit, Packaged Air Conditioner, Valve155500K CNYSupported
Kunshan Yitong Precision Machinery Co., Ltd2009-08-08Screw Refrigeration Unit, Air Cooler, Integrated Cold And Hot Temperature Controller5000K CNYNot Supported
Jiangsu Kangshijie Machinery Equipment Co., Ltd2009-11-07Screw Refrigeration Unit, Stacked Refrigeration Unit, Variable Frequency Chiller30000K CNYNot Supported
Shanghai Nuo Cold and Heating Equipment Co., Ltd2011-08-03Screw Refrigeration Unit, Water Cooled Screw Integrated Chiller Unit, Air Cooled Screw Heat Pump80000K CNYSupported
Jiangsu Kangshijie Machinery Equipment Co., Ltd2009-11-07Screw Refrigeration Unit, Explosion Proof Unit, Water Cooled Cascade Unit30000K CNYNot Supported
Wuxi Guanya Constant Temperature Refrigeration Technology Co., Ltd2010-11-08Screw Refrigeration Unit, Energy Storage Liquid Cooler, Tcu Temperature Control Unit73170.732K CNYNot Supported
Hunan Mengdeli Refrigeration Equipment Co., Ltd2016-08-03Screw Refrigeration Unit, Cold Storage Accessories, Refrigeration Equipment10000K CNYNot Supported

Knowledge Base

Q

This article analyzes the key points for selecting lubricating oil for screw refrigerators, including the type of base oil, viscosity matching, and antioxidant requirements, to help users choose the appropriate refrigeration oil based on working conditions, extend equipment life, and improve energy efficiency.

Q

Baidu AiGou has found relevant pictures of different categories of cold screw refrigeration units for you, taking you to appreciate the diversity and uniqueness of cold screw refrigeration units. At the same time, we also recommend high-quality cold screw refrigeration units for you, allowing you to easily and quickly find the most suitable cold screw refrigeration unit for yourself when purchasing.

Q

This article explains the meaning and calculation method of the energy efficiency ratio of screw chillers. By comparing the energy efficiency ratios of different models and manufacturers of refrigerators, choosing an efficient and energy-saving screw refrigerator will give it more advantages in terms of operating costs and environmental protection.

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