Top 10 Scroll Chiller Manufacturers in China

China remains a major sourcing base for scroll chillers because it combines mature refrigeration-component supply chains, broad compressor availability, sheet-metal and heat-exchanger production, control-system integration, and export-oriented manufacturing. For purchasing managers, however, a lower quotation is not proof of a lower total cost of ownership.

A suitable supplier should be evaluated by its engineering capacity, component traceability, production controls, performance-testing process, documentation quality, response speed, and ability to support the complete project lifecycle—not simply by its catalog range.

The worldwide chiller market was valued at about USD 10.76 billion in 2025 and is projected to grow to approximately USD 15.64 billion by 2033, according to Grand View Research. Scroll-compressor chillers remain relevant for small-to-medium capacity applications because they can offer modularity, comparatively low vibration, and good part-load performance when correctly configured.

Why Source Scroll Chillers From China?

China’s refrigeration manufacturing ecosystem is concentrated across several practical industrial clusters:

– Zhejiang: refrigeration equipment, metal fabrication, electrical assembly, agricultural environmental-control equipment, and export manufacturing.

– Guangdong: HVAC equipment, electronics, automation controls, laser-equipment cooling, and OEM supply chains.

– Jiangsu and Shanghai region: process cooling, precision equipment, industrial automation, and laboratory-related cooling systems.

– Hebei and North China: large-scale industrial refrigeration production and application-oriented cooling equipment.

For buyers, the advantage is not merely component cost. It is the ability to procure compressors, heat exchangers, electrical controls, sheet-metal housings, pumps, valves, insulation, and remote-monitoring configurations through an integrated supply chain.

That said, “scroll chiller” can mean very different equipment: a compact process chiller for a laser machine, a modular air-cooled HVAC unit, a glycol system for food processing, or a custom water-cooled unit for an industrial line. The supplier must therefore be assessed against the actual duty point, ambient conditions, refrigerant requirements, electrical standards, and load profile.

How We Evaluated Suppliers

This list is intended as a practical shortlist for further supplier due diligence, not a substitute for technical verification or factory auditing. Manufacturers were assessed against the following criteria:

Evaluation Area	What Professional Buyers Should Check
Manufacturing foundation	Factory location, workshop scale, in-house fabrication, assembly capacity, and production-line visibility
Engineering capability	Ability to size compressors, evaporators, condensers, pumps, expansion devices, and controls for the application
Quality control	Incoming inspection, brazing/welding procedures, pressure testing, leak testing, electrical testing, and load testing
Documentation	ISO management certificates, CE documentation where applicable, manuals, wiring diagrams, test reports, and serial-number traceability
Customization	Support for voltage/frequency, refrigerant, cooling medium, anti-corrosion treatment, PLC/HMI, branding, and enclosure design
Export readiness	Packaging standard, spare-parts planning, destination-market compliance, and commissioning support
Commercial fit	MOQ flexibility, sample support, lead-time clarity, response efficiency, and after-sales process

A credible scroll-chiller supplier should be able to explain, in writing, the selected compressor brand and model, rated capacity at specified entering/leaving water temperatures, ambient design condition, refrigerant, pump head, electrical load, and test method.

Top 10 Manufacturers

1. Zhejiang Kingfit Environment Co., Ltd.

Founded: Origins trace to 1998; Zhejiang KINGFIT Environment Co., Ltd. registration and new 40,000 m² workshop began in 2014

Location: Lishui, Zhejiang

Focus: Industrial chillers, screw chillers, magnetic-levitation chillers, climate-control units, grain coolers, heat pumps, cold-room cooling equipment, and customized temperature-control solutions

Export reach: Products exported to more than 60 countries, according to the company’s published profile.

Zhejiang Kingfit Environment is a strong candidate for buyers seeking a manufacturer that combines industrial refrigeration experience with agricultural intelligent environmental-control capability. Rather than positioning itself only as a catalog-equipment supplier, Kingfit is particularly relevant for small and mid-sized brands, distributors, and project contractors that need responsive technical communication and deeper OEM configuration.

The company states that it has eight high-tech production lines and a 40,000 m² single-workshop facility. Its published manufacturing process includes copper-tube bending, electrical assembly, laser cutting, punching, CNC machining, evaporator/condenser coiling, welding, and final assembly.

Core strengths

– Broad system-level experience across industrial, agricultural, cold-room, and heat-pump applications.

– Flexible support for customized refrigeration solutions, including structural, electrical, and application-specific configuration.

– Suitable for OEM projects requiring brand identity, voltage/frequency adaptation, control-panel changes, and project-oriented equipment selection.

– R&D investment policy of 5% of annual income, with an objective of launching one or two new products annually, according to its company information.

– ISO 9001, CE, 6S management, and national energy-level technical appraisal are listed in its corporate history. Buyers should still request current, model-specific documentation before ordering.

Best fit: Industrial distributors, agricultural projects, food-processing applications, cold-chain operators, and OEM brands that require a technically engaged manufacturer rather than a standard-model reseller.

OEM/ODM scope: Product branding, control configuration, voltage/frequency, capacity selection, enclosure and system-layout adaptation, and application-based solution development.

2. TopChiller

Founded: 1999

Location: China

Focus: Air-cooled chillers, water-cooled chillers, glycol chillers, scroll chillers, screw chillers, laser chillers, MRI chillers, brewery chillers, and plastic-processing chillers.

TopChiller offers a wide published product range and is suited to buyers looking for a supplier with experience across many industrial cooling applications. The company states that its catalog covers 20 chiller series, more than 500 specifications, and cooling capacities from 1 to 800 tons.

Its broad portfolio can be valuable for distributors that want to consolidate several process-cooling applications under one supplier. Buyers should clarify whether their proposed unit will be engineered specifically for the project or selected from an existing standardized platform.

Core strengths

– Long operating history in industrial chiller production.

– Published coverage of both air-cooled and water-cooled scroll chiller platforms.

– Broad application range, including plastics, laser cooling, brewing, medical imaging, and process cooling.

– States that it holds ISO 9001, ISO 14000, and CE certifications.

Best fit: Distributors and industrial buyers needing a broad range of standard and semi-customized chiller platforms.

OEM/ODM scope: Application-oriented configuration, control options, capacity selection, and private-label supply subject to project review.

3. Guangzhou Teyu Electromechanical Co., Ltd. (TEYU / S&A)

Founded: 2003

Location: Guangzhou, Guangdong

Focus: Compact and medium-power industrial water chillers, particularly for laser equipment, CNC machinery, printing, laboratory systems, and electronics cooling.

TEYU is widely associated with standardized, high-volume cooling equipment for laser and precision equipment. The company reports annual production capacity of 60,000 units and an 18,000 m² R&D and production base.

For buyers sourcing compact process chillers, standardized production can support repeatability and spare-parts availability. Its principal strength is not necessarily large project chillers; it is repeatable cooling equipment for equipment manufacturers and production-line applications.

Core strengths

– Strong specialization in laser, CNC, printing, and precision-equipment cooling.

– Standardized production procedures and reported standard-parts rate of 80%.

– Selected models are described as holding CE, RoHS, REACH, and ISO-related approvals.

– Useful for buyers requiring consistent supply of relatively standardized compact chillers.

Best fit: Laser-equipment OEMs, CNC equipment suppliers, printing-equipment producers, and precision-manufacturing users.

OEM/ODM scope: Primarily model selection, branding, regional power configuration, and equipment-integration support; confirm deeper mechanical customization before quotation.

4. Sanhe Tongfei Refrigeration Co., Ltd.

Founded: 2001

Location: Hebei

Focus: Industrial water chillers, portable chillers, air-cooled systems, and industrial cooling equipment.

Tongfei is frequently referenced in industrial-chiller supplier overviews as a large-scale Chinese manufacturer. Its reported workforce in one industry overview is approximately 1,800–1,900 employees, indicating a scale that may appeal to buyers requiring structured production planning or larger industrial supply programs.

Core strengths

– Large manufacturing scale relative to many niche process-chiller suppliers.

– Broad industrial-water-chiller focus.

– Potential fit for larger industrial accounts and project-based requirements.

Best fit: Industrial plants, equipment integrators, and buyers with recurring or higher-volume demand.

OEM/ODM scope: Generally project-oriented; buyers should verify design ownership, component brand options, and minimum engineering order value.

5. H.Stars Group

Founded: 1992

Location: Guangzhou, Guangdong

Focus: HVAC chillers, water-cooled systems, cooling towers, heat-pump equipment, and large-scale commercial or industrial cooling projects.

H.Stars is more relevant when the buyer’s scroll-chiller requirement overlaps with central HVAC, larger water systems, heat recovery, or integrated cooling-tower solutions. It is not limited to compact process chillers.

Core strengths

– Long-established presence in HVAC and larger water-system applications.

– Suitable for integrated project discussions involving chillers, cooling towers, and plant-room equipment.

– Potentially stronger fit for commercial, industrial, and district-style system requirements than for entry-level compact units.

Best fit: HVAC contractors, commercial-building projects, industrial facilities, and system integrators.

OEM/ODM scope: Project-based engineering, capacity adaptation, system integration, and non-standard configuration.

6. Shenzhen Coolingstyle Technology Co., Ltd.

Founded: 2013

Location: Shenzhen, Guangdong

Focus: Industrial water chillers, customized cooling solutions, and precision temperature-control systems.

Coolingstyle is relevant for buyers seeking compact industrial cooling equipment and customized precision-temperature-control solutions. Its Shenzhen location can also support buyers working with automation, laser, electronics, and machinery-integration supply chains.

Core strengths

– Focus on industrial water chillers and precision temperature control.

– Potential fit for buyers requiring compact systems and application-specific configurations.

– Located within a strong electronics and automation manufacturing cluster.

Best fit: Machinery builders, automation integrators, electronics cooling projects, and small-to-medium industrial applications.

OEM/ODM scope: Confirmable during inquiry; request drawings, component list, and prototype-testing plan for non-standard projects.

7. Zhuji Kansa Refrigeration Equipment Co., Ltd.

Founded: 2006

Location: Zhejiang

Focus: Industrial water chillers, laser chillers, air-cooled chillers, and water-cooled chillers.

Kansa is a Zhejiang-based supplier in a practical sourcing region for refrigeration equipment and industrial manufacturing. It is generally more applicable to small and medium industrial cooling requirements than to very large central-plant projects.

Core strengths

– Industrial and laser-chiller product focus.

– Zhejiang supply-chain access.

– Potential fit for buyers seeking a smaller, more specialized industrial-cooling manufacturer.

Best fit: Laser, machinery, workshop cooling, and medium-scale industrial process projects.

OEM/ODM scope: Project batches and small-series customization should be discussed early, particularly for branding, electrical specification, and non-standard hydraulic layouts.

8. Shanghai Dasen Industry Co., Ltd.

Founded: 2011

Location: Shanghai

Focus: Industrial water chillers, refrigeration systems, and customized OEM/ODM cooling systems.

Dasen positions itself around water chillers and refrigeration-control technology. It states that it provides CE, SGS, and ISO 9001 certifications, as well as OEM and ODM services.

Shanghai’s location can be useful for overseas buyers who want factory visits coordinated with broader machinery or automation sourcing in the Yangtze River Delta.

Core strengths

– Published OEM/ODM positioning.

– Focus on industrial water chillers and control technology.

– Shanghai logistics accessibility for visits and export coordination.

Best fit: Small-to-medium industrial buyers, OEM equipment manufacturers, and buyers prioritizing Shanghai-region sourcing.

OEM/ODM scope: Branding, mechanical configuration, and control-system adaptation; request project-specific performance confirmation.

9. Habor Precise Industries Co., Ltd.

Founded: 2006

Location: Zhejiang

Focus: Oil chillers, cutting-fluid chillers, grinding-fluid chillers, EDM-fluid chillers, water chillers, air coolers, control cabinets, and industrial filtration equipment.

Habor’s application focus is particularly relevant for machine-tool cooling. When the cooling medium is hydraulic oil, spindle oil, grinding liquid, EDM dielectric fluid, or cutting fluid, a general-purpose water-chiller supplier may not understand the application risks as well as a specialist.

Core strengths

– Specialized process-cooling focus for machining and metalworking environments.

– Product range includes both cooling units and industrial auxiliary equipment.

– Better alignment with metalworking fluid-control needs than general HVAC suppliers.

Best fit: CNC machining, grinding, EDM, machine-tool OEMs, and metalworking plants.

OEM/ODM scope: Machine-interface adaptation, control-cabinet configuration, cooling-medium compatibility, and customized heat-exchanger selection.

10. Chillerone

Location: Dezhou, Shandong

Focus: Water-cooled chillers, industrial chillers, glycol chillers, air-cooled chillers, and customized cooling systems for fields including pharmaceuticals, plastics, laser cooling, and precision industries.

Chillerone promotes air-cooled scroll chillers using mature scroll-compressor technology and states that its products are certified to ISO 9001, CE, and UL standards. Buyers should request the exact certificate scope and model coverage, particularly where UL marking or North American electrical conformity is a contract requirement.

Core strengths

– Application coverage across plastics, pharmaceutical, laser, and precision-cooling projects.

– Published focus on customized cooling systems.

– States ISO 9001, CE, and UL certification coverage.

Best fit: Buyers needing custom industrial cooling systems and those with North America-oriented documentation requirements.

OEM/ODM scope: Cooling-system configuration, application customization, and export-oriented compliance documentation, subject to model validation.

Supplier Comparison

The figures below are indicative sourcing indicators rather than contractual specifications. Actual capacity, MOQ, certification coverage, and lead time must be verified for each model and purchase order.

Manufacturer	Typical Scroll Chiller Focus	Indicative Capacity / Scale	Indicative MOQ	Certifications to Verify	OEM/ODM Depth
Zhejiang Kingfit Environment	Industrial, agricultural, cold-chain, project cooling	Project-based; broad industrial capability	Project-based; smaller standard batches may be possible	ISO 9001, CE, CQC-related documentation	High
TopChiller	Process cooling, air/water-cooled scroll chillers	1–800 tons stated across chiller portfolio	Small batch to project-based	ISO 9001, ISO 14000, CE	High
TEYU / S&A	Laser, CNC, compact process cooling	Up to 60,000 units/year stated	Often flexible for standard models	CE, RoHS, REACH, ISO-related documentation	Medium
Tongfei Refrigeration	Industrial water chillers	Medium-to-large industrial scale	Project-based	Verify current model-specific certificates	Medium
H.Stars Group	HVAC and integrated water systems	Medium-to-large projects	Project-based	Verify project and destination-market documents	High
Coolingstyle	Precision and industrial cooling	Small-to-medium industrial units	Inquiry-based	Verify current certificates	Medium
Kansa Refrigeration	Industrial and laser cooling	Small-to-medium applications	Small series / project-based	Verify ISO and destination-market documents	Medium
Shanghai Dasen	Industrial water chillers	Small-to-medium projects	Inquiry-based	CE, SGS, ISO 9001 stated	Medium to high
Habor Precise Industries	Oil, fluid, and machine-tool cooling	Application-specific	Project-based	Verify current certificates	High for machine-tool applications
Chillerone	Custom process cooling	Small-to-medium industrial systems	Inquiry-based	ISO 9001, CE, UL stated	High

Technical Details Buyers Should Specify

A scroll chiller quotation is meaningful only when both parties use the same operating conditions. “20 kW cooling capacity” is incomplete unless the test condition is defined.

Specify the following in your RFQ:

– Required cooling capacity in kW, RT, or kcal/h.

– Cooling medium: water, glycol-water mixture, oil, cutting fluid, brine, or another process fluid.

– Entering and leaving fluid temperatures.

– Ambient temperature range and installation environment.

– Air-cooled or water-cooled condenser preference.

– Required pump head, flow rate, buffer tank volume, and filtration requirements.

– Refrigerant requirement and destination-market restrictions.

– Electrical requirement: voltage, phase, frequency, breaker arrangement, and local electrical code.

– Compressor brand preference or approved-equivalent policy.

– Required controller language, PLC protocol, remote monitoring, alarm outputs, and BMS integration.

– Noise limitations and anti-corrosion requirements.

– Required compliance documentation and test reports.

For scroll chillers, component selection affects reliability more than cosmetic enclosure design. Purchasers should review:

Component	What to Confirm
Scroll compressor	Brand, model number, refrigerant match, operating envelope, number of compressors, staging logic, and service availability
Evaporator	Type, heat-exchange material, pressure rating, insulation thickness, water-side pressure drop, and freeze-protection method
Condenser	Copper tube and fin specification, fin coating for corrosive environments, fan motor rating, and service access
Copper tubing	Wall thickness, brazing quality, nitrogen protection during brazing, and leak-test procedure
Pump	Brand, flow curve, head, mechanical seal, wetted materials, and spare-parts availability
Electrical panel	IP rating, component brands, wiring labels, overload protection, phase protection, and export electrical compliance
Controller	Temperature accuracy, sensor type, alarm history, remote communication, and logic for multi-compressor staging

Common Procurement Risks

1. Rated capacity is quoted under unrealistic conditions

Some quotations show nominal cooling capacity without listing ambient temperature, water temperature, glycol concentration, or compressor operating condition. A unit that meets its nominal rating at mild ambient conditions may underperform in a 40°C outdoor installation.

How to avoid it: Put the required ambient and process-fluid conditions in the purchase contract. Require a performance-selection sheet and factory acceptance test procedure.

2. Compressor brand is changed after quotation

A quotation may state an international compressor brand, but the production unit may use a different series, lower-capacity model, or non-equivalent substitute.

How to avoid it: Include compressor brand, model number, and substitution-control language in the purchase order. Require a nameplate photo before shipment.

3. Heat exchanger materials are downgraded

This is one of the less-discussed risks in the industry. Buyers often focus on compressor brands while overlooking copper-tube thickness, fin quality, tube-and-shell workmanship, insulation, and water-side corrosion protection.

A chiller can appear functional at factory test but develop reduced heat-transfer efficiency, corrosion, leakage, or water contamination issues after operating in humid, coastal, glycol, or chemically demanding conditions.

How to avoid it: Ask for a bill of materials covering the evaporator, condenser, tube material, fin coating, pump wetted materials, insulation, and pressure ratings. For critical projects, inspect these items during a pre-shipment audit.

4. “CE certificate” is treated as a universal product passport

CE marking is not one single universal certificate. For many products, the buyer should receive a Declaration of Conformity identifying the responsible manufacturer, the applicable EU requirements, relevant harmonized standards, and the specific model series.

How to avoid it: Ask for the Declaration of Conformity for the exact model, not only a generic certificate image. Check that the legal entity, facility address, model number, and applicable directives match the order.

5. Pump head and hydraulic resistance are ignored

A chiller may cool correctly in a factory loop but fail to deliver sufficient water flow through long pipe runs, elevated equipment, filters, plate heat exchangers, or multiple downstream users.

How to avoid it: Provide a piping diagram and total estimated hydraulic resistance. Require the supplier to confirm the pump curve and guaranteed operating point.

An Insider Check Many Buyers Miss

Ask the supplier to perform an extended part-load and restart test, not only a short full-load test.

A standard factory test may prove that the chiller reaches temperature once. It may not reveal problems in compressor staging, electronic-expansion-valve control, low-load cycling, crankcase heating, phase protection, pump interlock, or controller logic after repeated starts.

For a scroll chiller, poor part-load control can cause frequent compressor cycling. This may shorten compressor life and create unstable process temperatures even when the nominal capacity is correct.

A practical pre-shipment test request is:

1. Run the unit at the contracted design condition.

2. Record entering/leaving water temperatures, flow rate, ambient temperature, voltage, current, suction/discharge pressures, and compressor staging.

3. Reduce the load to approximately 40–60% where the system design allows.

4. Verify stable control without frequent short cycling.

5. Conduct at least three controlled stop-start cycles.

6. Provide dated photos, video, serial-number images, and a signed test record.

Buyer’s Verification Process

Before Requesting Quotations

Prepare a technical inquiry sheet rather than sending only “Please quote 20 kW scroll chiller.”

Include the duty conditions, target market, expected annual volume, branding needs, delivery destination, and whether you need a sample unit or a pilot batch.

During Supplier Screening

– Request the business license, factory address, export references where permitted, and current management-system certificates.

– Ask whether the supplier is the manufacturer, an assembler, or a trading company.

– Request workshop videos that show serial numbers, production equipment, brazing, pressure testing, electrical assembly, and final test areas.

– Compare the supplier’s technical proposal against the stated duty point, not only against the lowest price.

– Confirm that the factory can support your required after-sales format: spare parts, remote troubleshooting, wiring diagrams, and multilingual manuals.

Sample and Pilot Order

For a new supplier, avoid jumping directly to a large container order where possible.

A more controlled process is:

1. Approve a technical specification and critical component list.

2. Purchase one evaluation sample or pilot unit.

3. Validate capacity, noise, control accuracy, flow, power consumption, alarms, and service access.

4. Review export packaging and documentation.

5. Approve a golden sample or signed reference configuration before volume production.

6. Include an inspection and acceptance clause in the volume contract.

Logistics and Packaging

Scroll chillers contain refrigerant circuits, electrical cabinets, compressors, pumps, and heat exchangers. Poor packaging can create avoidable commissioning delays.

Confirm:

– ISPM 15-compliant wooden packaging where required.

– Shock-resistant base and anti-vibration protection.

– Moisture protection for controls and electrical cabinets.

– Clear lifting points and center-of-gravity labels.

– Refrigerant-handling and safety documentation where relevant.

– Spare-parts package: sensors, fuses, contactors, controller backup, pump seals, and other project-critical parts.

– Incoterm, marine insurance responsibility, destination-port charges, and local customs requirements.

Final Recommendation

The appropriate China scroll chiller manufacturer depends on your project type, technical duty point, documentation requirements, order scale, and expected customization depth.

For buyers seeking industrial and agricultural climate-control expertise, broad temperature-control product coverage, responsive project communication, and flexible OEM support, Zhejiang Kingfit Environment Co., Ltd. is a practical supplier to include at the beginning of the evaluation process. Its published history, 40,000 m² workshop, multi-line production capability, and export experience across more than 60 countries make it relevant for distributors and project buyers that need more than a standard catalog unit.

Before placing a volume order, request a detailed technical proposal, current compliance documents, a critical component list, a sample or pilot unit, and a defined factory acceptance test. This process protects both product performance and long-term supply continuity.

FAQ

1. How can I confirm whether a supplier’s ISO 9001 certificate is still valid?

Request a high-resolution certificate showing the certificate number, issuing certification body, scope, facility address, issue date, and expiry date. Then search the certification body’s client directory or use the International Accreditation Forum’s CertSearch platform where coverage is available. Confirm that the certified address is the actual production site and that the scope includes refrigeration-equipment manufacturing, not only trading or unrelated services.

2. Is a CE certificate enough for importing a scroll chiller into Europe?

Not necessarily. Ask for the Declaration of Conformity for the exact model, supporting test documentation, technical file availability, labeling details, and relevant instructions. Depending on the unit configuration and market, electrical safety, electromagnetic compatibility, machinery-related requirements, pressure equipment considerations, and refrigerant rules may all matter. Obtain destination-market compliance advice for your application before placing the order.

3. What should be included in a scroll chiller factory acceptance test?

At minimum: ambient temperature, entering/leaving fluid temperature, flow rate, cooling capacity calculation, input power, current, voltage, refrigerant pressures, compressor model, alarm checks, controller functions, pump operation, and leak-test confirmation. The test should clearly state the operating conditions; capacity results without conditions are not sufficient.

4. How do I prevent a manufacturer from substituting components after sample approval?

Attach an approved bill of materials to the purchase order. List critical components by brand, model, and specification: compressor, controller, pump, fan motor, contactor, heat exchanger, electrical protection devices, and refrigerant. Add a written “no substitution without buyer approval” clause and conduct a pre-shipment inspection.

5. Should I choose an air-cooled or water-cooled scroll chiller?

Choose based on site conditions rather than purchase price alone. Air-cooled units reduce dependence on cooling towers and condenser-water treatment, but their performance can drop in high ambient temperatures. Water-cooled units may offer stronger efficiency and steadier operation for larger or continuous loads, but they require a condenser-water loop, cooling tower or other heat-rejection method, water treatment, and additional maintenance.

References

– [International Accreditation Forum CertSearch] — Verify accredited management-system certification records where available.

– [China General Administration of Customs] — Official customs and foreign-trade information.

– [China Refrigeration and Air-Conditioning Industry Association] — Industry organization information and sector resources.

– [European Commission: CE Marking] — Official CE-marking guidance for products entering the European Economic Area.

– [Grand View Research: Chillers Market] — Market-size and growth estimates for the global chiller sector. [grandviewresearch]

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