Rainbow Heavy Industries

What Rainbow Heavy Industries does

Jiangsu Rainbow Heavy Industries Co., Ltd. (RAINBOWCO) is a China-based, publicly listed heavy industrial equipment manufacturer founded in September 2003 and headquartered in Jiangsu Province, traded on the Shenzhen Stock Exchange under code 002483.SZ. The company operates two product brands — GENMA (material lifting and handling solutions for ports, marine engineering, mining storage yards, and offshore engineering) and KOCH (bulk material handling with over 80 years of brand history) — alongside proprietary marine and offshore product lines including vessel equipment (hatch covers, lashing bridges), offshore engineering and special transport vessels, offshore wind power foundation components (monopiles, transition pieces), and LNG tanks. Manufacturing is supported by a domestic manufacturing base, a dedicated Port and Assembly Base, and global R&D centers, with a Global Service Network providing aftermarket support across the installed base.

The business generates revenue primarily through one-time hardware sales of large industrial equipment to enterprise customers in ports, marine engineering, mining, and offshore wind, supplemented by recurring after-sales service contracts that have shown sustained growth. Go-to-market is enterprise field sales, augmented by participation in major industry events such as Breakbulk Europe and EXPONOR Chile, and direct customer engagements such as the 300-ton Portal Crane order from Wison Offshore & Marine. The company also operates the wholly-owned subsidiary ROC (Rongchuan Offshore Engineering), which executes offshore vessel and LNG tank programs, and completed the 2021 acquisition of CNPC Environmental to extend into the energy conservation and environmental protection sector. Recent 2026 activity — including the GENMA 3rd-Generation Mobile Harbour Crane (targeting a 200-day delivery cycle), ROC's 13,000 DWT chemical tanker and SPP40 platform supply vessels, and multiple aftermarket contract wins — signals an active expansion phase targeting both the high-end equipment manufacturing and energy/environmental segments.

Name

Rainbow Heavy Industries

Legal name

Jiangsu Rainbow Heavy Industries Co., Ltd.

Website

https://en.rainbowco.com.cn

Company type

Public

Founded year

2003

Operating status

Operating

Headcount range

1–10 employees

Short description

Jiangsu Rainbow Heavy Industries (RAINBOWCO, 002483.SZ) is a China-based heavy industrial equipment manufacturer operating the GENMA and KOCH brands, supplying port cranes, bulk material handling systems, marine vessel equipment, offshore engineering vessels, offshore wind foundations, and LNG tanks to global enterprise customers in ports, mining, marine, and offshore wind.

Ownership category

akta.pro rank

Product category

Heavy Industrial Equipment Manufacturing

NAICS

Overhead Traveling Crane, Hoist, and Monorail System Manufacturing (333923), Construction Machinery Manufacturing (33312), Metal Tank (Heavy Gauge) Manufacturing (33242), Metal Tank (Heavy Gauge) Manufacturing (332420)

SIC

Construction, Mining & Materials Handling Machinery & Equip (3530), Construction Machinery & Equip (3531), General Industrial Machinery & Equipment (3560)

akta.pro primary industry

Cranes, Hoists & Overhead Material Handling (Industrial) (IMAHABAE)

akta.pro secondary industries

Heavy Lifting & Material Handling Infrastructure (Goliath Cranes, Jib Cranes, Hoists) (IMAJALAD), Offshore Wind & Renewable Support Vessel Construction (SOV, CTV, WTIV) (IMAJACAG), Wind Balance-of-Plant EPC (Crane Pads, Turbine Foundations, Internal Roads) (EUAEADAI), Marine & Offshore Wind BOP Construction (Foundations, Cables, Ports, Installation Support) (EUAMAFAI)

Keywords

• Heavy equipment manufacturing
• Marine equipment
• Offshore wind infrastructure
• Material handling systems
• Port lifting equipment

Headquarters

HQ city

Nantong

HQ country

China

HQ region

Asia

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Equipment Manufacturing and Sales: Manufacture and sale of heavy industrial equipment including material lifting and handling systems, marine vessel equipment, offshore engineering vessels, offshore wind power equipment, and LNG tanks. Revenue generated from one-time equipment sales to ports, mining operations, and marine engineering companies.
2. After-Sales Service and Support: Global after-sales service contracts providing ongoing support, maintenance, and service for installed equipment. The company's Global After-Sales Business has seen sustained growth with multiple service contracts secured.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Rainbow Heavy Industries (Jiangsu Rainbow Heavy Industries Co., Ltd. / RAINBOWCO) manufactures heavy industrial equipment for the marine, port, mining, and offshore wind energy sectors. Its portfolio spans two flagship brands — GENMA (material lifting and handling) and KOCH (bulk material handling) — plus marine vessel equipment (hatch covers, lashing bridges), offshore engineering vessels, offshore wind foundation components (monopiles, transition pieces), and LNG storage tanks. The company also provides global after-sales service and maintenance contracts.

Product overview

Jiangsu Rainbow Heavy Industries Co., Ltd. (RAINBOWCO) is a unified platform providing industrial equipment across multiple sectors, organized under two key product brands — GENMA and KOCH — plus proprietary marine and offshore product lines. GENMA (material lifting and handling solutions) and KOCH (bulk material handling solutions) serve ports, marine engineering, mining, and offshore sectors, while the company's core marine products include vessel equipment (hatch covers, lashing bridges), offshore engineering vessels, offshore wind power equipment (monopiles, transition pieces), and LNG tanks. The portfolio ranges from standard equipment to high-tech, high value-added vessels and specialized offshore wind foundation components.

Differentiator

Problem solved

Functional benefit

Brands

• GENMA: International brand of lifting equipment built on the solid capabilities and extensive resources of RAINBOWCO, integrating independent R&D. Provides material lifting and handling solutions for ports and wharfs, marine engineering, mining storage yards, offshore engineering, and other sectors.
• KOCH

Products and services

• GENMA Material Lifting and Handling Solutions International brand of lifting equipment providing material lifting and handling solutions for ports and wharfs, marine engineering, mining storage yards, offshore engineering, and other sectors; built on RAINBOWCO's independent R&D and global resources.
• KOCH Material Handling Solutions Globally renowned brand for bulk material handling solutions with over 80 years of history, widely applied in ports, mining, logistics, and industrial applications.
• Marine Equipment for Vessels Manufacture and supply of marine equipment for vessels, with core products including various hatch covers and lashing bridges, produced with mature processes and strict quality standards for shipyards and vessel operators.
• Offshore Engineering Vessels and Special Transport Vessels High-tech, high value-added, future-oriented high-end vessels covering offshore engineering vessels, offshore wind power installation, and special transport operations; built for offshore engineering companies and vessel operators.
• Offshore Wind Power Equipment Equipment providing solid foundation support for the offshore wind power industry, including key structural components such as offshore wind monopiles and transition pieces for offshore wind developers and operators.
• LNG Tanks LNG storage tanks providing stable fuel supply for ships, with heat insulation, safety assurance, environmental protection, and emission reduction capabilities; designed for LNG-powered vessel operators.
• Global After-Sales Service and Support Worldwide after-sales service contracts providing ongoing support, maintenance, and service for installed equipment, with sustained growth in multiple service contracts globally.

Quantifiable outcome

• 200-day delivery cycle for 3rd-Gen MHC (Mobile Harbour Crane)
• +1 more outcomes

Named customers3 records

Segments5 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered minor.

• Wison Offshore & MarineminorOthersCustomer relationship for manufacturing and delivery of industrial equipment including 300-ton Portal Crane for Qidong operations. Wison Offshore & Marine is a customer placing orders for heavy industrial equipment rather than a formal partnership.
• ROC (Ruihua Ocean)minorOthersCustomer relationship involving vessel construction including keel-laying ceremony for 13,000 DWT Duplex Stainless Steel Chemical Tanker and simultaneous launching of SPP40 Platform Supply Vessels. ROC operates as a customer ordering specialized offshore vessels.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Shanghai Zhenhua Heavy Industries (ZPMC): ZPMC is the world's largest manufacturer of port container cranes and bulk material handling equipment, headquartered in China. It directly overlaps with RHI's GENMA port crane and KOCH bulk handling businesses, and competes in offshore heavy-lifting equipment.
• Cargotec (Kalmar & MacGregor): Cargotec's Kalmar and MacGregor divisions provide ship-to-shore cranes, port logistics equipment, and marine load handling. It directly competes with RHI's port and marine equipment businesses.
• Sif Group: Sif Group is a leading European manufacturer of offshore wind foundations (monopiles and transition pieces). It competes directly with RHI's offshore wind foundation line.
• Dajin Heavy Industry: Dajin Heavy Industry is a Chinese fabricator of offshore wind monopiles, transition pieces, and jacket foundations. As a domestic peer, it competes with RHI in the same Chinese and export offshore wind markets.
• Konecranes: Konecranes is a global leader in lifting equipment and port solutions, offering cranes, hoists, and material handling systems. It is a direct competitor to GENMA in industrial cranes and to KOCH in bulk material handling for ports and terminals.
• Bladt Industries: Bladt Industries fabricates offshore wind foundations and substations, including monopiles, transition pieces, and jackets. It is a direct competitor in offshore wind foundations.
• Huisman: Huisman designs and manufactures heavy construction equipment including offshore cranes, pipelay equipment, and wind installation tools. It competes with RHI in offshore cranes and offshore wind installation support equipment.

Broad incumbents

• Terex Corporation: Terex is a diversified global manufacturer of lifting and material processing equipment, including port cranes and aerial work platforms. Its port solutions business directly competes with GENMA's cranes.
• Liebherr: Liebherr manufactures a broad range of cranes including maritime, port, mobile, and offshore heavy-lifting cranes. It is a broad incumbent that overlaps with RHI's GENMA port, marine, and offshore wind installation cranes.

Emerging players

• Mammoet: Mammoet specializes in heavy lifting and engineered transport for industrial and offshore projects. While not a direct crane manufacturer like RHI, it is a comparable heavy-lifting specialist often engaged alongside port, offshore wind, and modular construction projects.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/GenmaSolution
• YouTubeyoutube.com/channel/UCiCFoX8iaWcEYGOKKjejyOA/videos?view_as=subscriber
• Facebookfacebook.com/GenmaSolutions
• LinkedInlinkedin.com/company/genmasolutions
• Instagraminstagram.com/genma_solutions

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries2 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments1 record

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Rainbow Heavy Industries