RAINBOW
Zhejiang Ruihong Mechanical & Electrical Co., Ltd. (RAINBOW) is a Chinese manufacturer of automotive air conditioner compressor clutch coil housings, liquid-gas separators, and motor end covers, serving domestic Tier-1 parts suppliers and clutch manufacturers with over 80% domestic market share in coil shells.
- Company typePublic
- Founded2006
- HeadquartersHuzhou, China
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
What RAINBOW does
Zhejiang Ruihong Mechanical & Electrical Co., Ltd. (RAINBOW / 浙江瑞虹机电股份有限公司) is a specialized Chinese manufacturer of precision automotive air conditioning components, principally compressor clutch coil housings (线圈壳) and liquid-gas separators. Founded in 2006 following a relocation from Ruian to Changxing County in Huzhou, the company is publicly listed on China's New Three Board (新三板) under stock code 833356 since August 2015. Its core manufacturing capability spans metal blanking and forming, electroplating, electrophoretic spray painting, and phosphating surface treatment, supported by 200+ processing and testing units across a 33,335 sqm factory and backed by 8 patents (4 invention, 4 utility model), all commercially exploited.
RAINBOW produces over 10 standardized coil housing variants (e.g., 152-0, 702-0, 139-0, 816-0, 806-0, 732-0, 715-0, 350-0, 301-0, 002-0) plus motor end covers and piston compressor components, achieving a daily output of approximately 40,000 sets and claiming over 80% domestic market share in the automotive AC compressor clutch coil shell segment. The company holds IATF16949:2016, ISO 14001:2015, and previously ISO/TS16949 certifications, qualifying it to supply Chinese Tier-1 automotive parts manufacturers and clutch producers. 34 of its 11–50 employees are dedicated to R&D, indicating heavy engineering relative to headcount.
RAINBOW operates a direct B2B sales model with no disclosed third-party distribution, serving clutch manufacturers and first-tier AC parts suppliers across Anhui, Shanghai, Zhejiang, Guangdong, and Shenyang (Liaoning). FY2015 revenue was 62.41 million yuan (~USD 8.5M, up 7.64% YoY), but H1 2016 revenue declined 11.40% year-on-year to 30.61 million yuan amid a broader Chinese vehicle market slowdown; offsetting this, net profit grew 102% in H1 2016. The 2016 corporate renaming from 'Air Conditioning Accessories' to 'Mechanical & Electrical' signals an intent to broaden product scope beyond automotive AC parts.
RAINBOW firmographics
Firmographics- Name
- RAINBOW
- Legal name
- 浙江瑞虹机电股份有限公司
- Website
- https://zjruihong.com
- Company type
- Public
- Founded year
- 2006
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Zhejiang Ruihong Mechanical & Electrical Co., Ltd. (RAINBOW) is a Chinese manufacturer of automotive air conditioner compressor clutch coil housings, liquid-gas separators, and motor end covers, serving domestic Tier-1 parts suppliers and clutch manufacturers with over 80% domestic market share in coil shells.
- Ownership category
- akta.pro rank
RAINBOW industry classification
Industry- Product category
- Automotive HVAC Components
- NAICS
- Pump and Compressor Manufacturing (33391)
- SIC
- Refrigeration & Service Industry Machinery (3580)
- akta.pro primary industry
- Automotive Compressors & Electric Compressors (A/C) (IMACALAB)
- akta.pro secondary industry
- Automotive Coolant & Refrigerant Circuit Components (Pumps/Valves/Reservoirs/Expansion Devices) (IMACALAE)
Keywords
Where RAINBOW is headquartered
LocationHeadquarters
- HQ city
- Huzhou
- HQ country
- China
- HQ region
- Asia
Offices2 records
Markets served
RAINBOW business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Operations, Supply Chain, Technology or R&D, Infrastructure
Revenue model
- Automotive Parts Manufacturing and Sales: The company manufactures and sells automotive air conditioner compressor离合器线圈壳体 and motor end covers through its own production capacity. Revenue is generated from the sale of physical components to domestic automotive air conditioner clutch manufacturers and first-tier supporting suppliers. The company achieved 62.41 million yuan in 2015 revenue and 30.61 million yuan in H1 2016, with net profit growth of 102% in H1 2016 despite revenue decline due to overall vehicle sales drop.
Go-to-market motion2 records
Distribution channels1 record
Marketing channels1 record
RAINBOW product offering
Product offeringCore offering
RAINBOW (Zhejiang Ruihong Mechanical & Electrical Co., Ltd. / 浙江瑞虹机电股份有限公司) manufactures automotive air conditioner compressor clutch coil housings (线圈壳), motor end covers, liquid-gas separators, and piston compressor components. The company produces over 10 model variants of coil housing (e.g., 152-0, 702-0, 139-0, 816-0, 806-0, 732-0, 715-0, 350-0, 301-0, 002-0) using metal forming, electroplating, electrophoretic spray painting, and phosphating surface treatment processes. Output is sold directly to automotive air conditioner clutch manufacturers and first-tier automotive AC parts suppliers in China.
Product overview
RAINBOW (浙江瑞虹机电股份有限公司) is a specialized manufacturer of automotive air conditioning components. The company operates as a single unified product line focused on precision-manufactured parts for vehicle HVAC systems. The core product portfolio centers on Coil Housing components (various models including 152-0, 702-0, 139-0, 816-0, 806-0, 732-0, 715-0, 350-0, 301-0, 002-0) which serve as electromagnetic clutch housings for automotive air conditioner compressors. Supporting products include Motor End Covers and Piston Compressor Components, all designed to work together as part of complete automotive air conditioning assemblies. The company holds IATF16949:2016 and ISO 14001 certifications, achieves daily output of 40,000 shell components, and commands over 80% domestic market share in China.
Differentiator
Problem solved
Functional benefit
Products and services
- Coil Housing (线圈壳) Precision-manufactured electromagnetic clutch coil housings for automotive air conditioner compressors. Available in 10+ variants (e.g., 152-0, 702-0, 139-0, 816-0, 806-0, 732-0, 715-0, 350-0, 301-0, 002-0). Sold to automotive air conditioner clutch manufacturers and first-tier supporting suppliers. The company holds over 80% domestic market share in this segment with daily output of 40,000 sets.
- Automotive Air Conditioner Motor End Covers Motor end covers for automotive air conditioning systems, serving as protective enclosures for electric motors in vehicle HVAC applications. Produced for automotive air conditioner clutch manufacturers and tier-1 suppliers.
- Liquid-Gas Separator (液气分离器) Liquid-gas separators designed to separate refrigerant liquid from vapor in automotive air conditioning systems. Sold to automotive air conditioner clutch manufacturers and tier-1 AC parts suppliers, protected by the company's invention patents.
- Piston Compressor Components Components for piston compressors used in automotive air conditioning systems. Sold to automotive air conditioner clutch manufacturers and tier-1 supporting suppliers as part of the company's broader AC component portfolio.
Quantifiable outcome
- Over 80% domestic market share in automotive air conditioner compressor clutch coil shells
- +3 more outcomes
Companies that use RAINBOW
Customer profileNamed customers2 records
Segments1 record
Ideal customer profiles1 record
RAINBOW technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
RAINBOW partnerships and signals
Strategic signalScale indicators7 records
Recent moves8 records
Expansion highlights5 records
RAINBOW competitors and assessment
Company assessmentDirect peers
- Sanden International: Sanden is a global automotive AC compressor and HVAC component specialist with operations and customer footprint that overlap directly with Rainbow's downstream clutch manufacturers. Comparable in serving the same electromagnetic clutch and AC compressor subassembly markets that Rainbow supplies.
- Zhejiang Yinlun Machinery: Yinlun is a major Chinese automotive thermal management component maker, producing heat exchangers, oil coolers, and related HVAC/thermal parts for domestic and global OEMs. Comparable to Rainbow in being a Chinese Tier-1 thermal-component supplier with a focus on automotive HVAC sub-components.
- Shanghai Highly (Haili) Group: Shanghai Highly is China's leading automotive AC compressor manufacturer and a direct upstream customer of Rainbow. Both companies serve the same domestic automotive air conditioning supply chain with complementary component portfolios, and Highly's scale defines the addressable pull-through demand for Rainbow's clutch housings.
Regional players
- Tuopu Group: Tuopu Group is a leading Chinese auto parts manufacturer with growing thermal management and HVAC component capabilities. Comparable as a Chinese peer expanding into thermal management adjacent to Rainbow's existing clutch housing and refrigerant circuit components.
Broad incumbents
- Hanon Systems: Hanon Systems (formerly Halla Visteon Climate Control) is one of the world's largest automotive thermal management suppliers, with full-system HVAC and AC compressor capabilities. Comparable as a global incumbent competing in the broader automotive AC value chain that Rainbow serves at the component tier.
- Modine Manufacturing: Modine specializes in thermal management technology, including automotive HVAC and EV battery cooling. Comparable to Rainbow as a thermal management component peer with relevant IP and OEM relationships in adjacent automotive cooling markets.
- Mahle Behr (Mahle): Mahle is a global automotive component leader in thermal management and air conditioning systems. Comparable as an incumbent in the broader automotive HVAC market, with the engineering depth to vertically integrate components similar to Rainbow's product set.
- Valeo Thermal Systems: Valeo is a global Tier-1 automotive thermal management supplier with broad HVAC and compressor portfolios. Although much larger and broader than Rainbow, it competes in the same component categories and represents both an aspirational peer and a potential vertical-integration threat if it chose to internalize clutch housing production.
- Denso Thermal Systems: Denso is a global automotive Tier-1 with deep thermal management and AC compressor capability, supplying nearly every major OEM. Comparable to Rainbow as part of the same automotive AC compressor supply ecosystem that Rainbow's clutch coil housings and separators feed into.
Emerging players
- Sanhua Holding Group: Sanhua is a major Chinese manufacturer of thermal management components, including refrigerant valves and electronics for HVAC systems. Comparable in developing Chinese-sourced thermal components for automotive applications, including those relevant to Rainbow's liquid-gas separator product line.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
RAINBOW compliance and trust
Trust signalCompliance4 records
RAINBOW financial estimates
Financial estimateRevenue estimate
Valuation estimate
RAINBOW leadership team
Management profileNumber of profiles
Profiles1 record
RAINBOW funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
RAINBOW M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about RAINBOW
What does RAINBOW do?
RAINBOW (Zhejiang Ruihong Mechanical & Electrical Co., Ltd. / 浙江瑞虹机电股份有限公司) manufactures automotive air conditioner compressor clutch coil housings (线圈壳), motor end covers, liquid-gas separators, and piston compressor components. The company produces over 10 model variants of coil housing (e.g., 152-0, 702-0, 139-0, 816-0, 806-0, 732-0, 715-0, 350-0, 301-0, 002-0) using metal forming, electroplating, electrophoretic spray painting, and phosphating surface treatment processes. Output is sold directly to automotive air conditioner clutch manufacturers and first-tier automotive AC parts suppliers in China.
Is RAINBOW a public or private company?
RAINBOW is a public company. It is classified as public and is currently operating.
When was RAINBOW founded?
RAINBOW was founded in 2006. It employs 11 to 50 people.
Where is RAINBOW based?
RAINBOW is headquartered in Huzhou, China, in the Asia region.
How does RAINBOW make money?
One revenue line is on record: automotive Parts Manufacturing and Sales.
Who are RAINBOW's main competitors?
Direct peers on record are Sanden International, Zhejiang Yinlun Machinery and Shanghai Highly (Haili) Group. Tuopu Group is listed as a regional player. Broad incumbents are Hanon Systems, Modine Manufacturing, Mahle Behr (Mahle), Valeo Thermal Systems and Denso Thermal Systems. Sanhua Holding Group is listed as an emerging player.
Does RAINBOW have an API?
No public API is recorded for RAINBOW.
What industry is RAINBOW in?
RAINBOW's product category is Automotive HVAC Components. Its primary akta.pro industry code is IMACALAB, Automotive Compressors & Electric Compressors (A/C), with a secondary code of IMACALAE, Automotive Coolant & Refrigerant Circuit Components (Pumps/Valves/Reservoirs/Expansion Devices). Its NAICS code is 33391 and its SIC code is 3580.