China Electric Equipment Group Co

What China Electric Equipment Group Co does

China Electric Equipment Group Co. Ltd. (CEEG), founded in 1990 and headquartered in Nanjing, Jiangsu Province, is a privately-held Chinese power transmission and distribution equipment manufacturer. The company designs, manufactures, and sells dry-type transformers (cast resin, amorphous alloy, VPI), oil-immersed transformers (10 kV to 220 kV class), prefabricated substations (American-style, European-style, wind/solar, semi-buried), specialized transformers (mining explosion-proof, marine, hydrogen energy rectifier, rail traction), and industrial/commercial energy storage systems (100 kWh to 3,000 kWh, liquid-cooled and air-cooled). Production occurs across three wholly-owned factories in Jiangsu Province (Yangzhong, Binjiang, Jurong), with Yangzhong ranking among the largest dry-type transformer facilities globally.

CEEG operates a direct enterprise field-sales model with 80+ offices and after-sales service points across China, plus a multi-language website (English, Spanish, Chinese) targeting 150+ countries. The company has deployed over 400,000 transformers to more than 20,000 customers globally, with documented projects spanning China Mobile, China Telecom, China Unicom, Tencent, Sinopec, CRRC, Sinopec's Xinjiang Kuqa Green Hydrogen project, the Beijing 2022 Winter Olympics, Xiong'an Railway Station, and international tenders in Mozambique and Spain. Revenue is generated through hardware sales with custom quotation-driven pricing; no public pricing or revenue figures are disclosed. The company holds dual CNAS-accredited laboratories, a TUV Rheinland witness laboratory, State Grid and Southern Power Grid supply qualifications, and strategic technology partnerships with DuPont, ABB, Schneider Electric, and Siemens. Leadership emphasis is on vertical specialization across data centers, rail transit, mining, marine, hydrogen energy, and renewable energy verticals.

Name

China Electric Equipment Group Co

Legal name

China Electric Equipment Group Co. Ltd.

Website

https://ceeg.cn

Company type

Private

Founded year

1990

Operating status

Operating

Short description

China Electric Equipment Group Co. Ltd. (CEEG) is a privately-held Chinese manufacturer of power transformers, prefabricated substations, and energy storage systems, serving data centers, rail transit, mining, marine, hydrogen energy, and renewable applications across 150+ countries from three Jiangsu factories.

Ownership category

akta.pro rank

Product category

Power Transmission and Distribution Equipment

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Electrical Equipment Manufacturing (33531), Relay and Industrial Control Manufacturing (335314)

SIC

Power, Distribution & Specialty Transformers (3612), Electronic Coils, Transformers & Other Inductors (3677), Switchgear & Switchboard Apparatus (3613)

akta.pro primary industry

EV/Industrial Charging Power Electronics (Chargers, rectifiers, power stages) (IMAGADAF)

Keywords

• Power transformers
• Dry-type transformers
• Oil-immersed transformers
• Prefabricated substations
• Energy storage systems

Headquarters

HQ city

Nanjing

HQ country

China

HQ region

Asia

Offices6 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Power Transformer Sales: Design, manufacture, and sale of power transformers including dry-type, oil-immersed, and specialty transformers for industrial, commercial, and utility applications. Products sold directly to enterprise customers globally.
2. Energy Storage System Sales: Manufacture and sale of integrated energy storage systems including liquid-cooled, air-cooled, and industrial/commercial storage solutions with capacities ranging from 100 kWh to 3000 kWh.
3. Prefabricated Substation & Turnkey Station Sales: Sale of prefabricated substations (European-style, American-style, amorphous alloy, wind/solar-specific) and PCS turnkey stations integrating transformers, inverters, and switchgear.
4. Integrated Solutions & Custom Product Sales: Customized power solutions combining transformers, switchgears, smart electrical rooms, and IoT monitoring for data centers, rail transit, mining, and renewable energy projects.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

China Electric Equipment Group Co. (CEEG) designs, manufactures, and sells power transmission and distribution equipment, primarily transformers (dry-type, oil-immersed, specialty, marine, mining, hydrogen-energy rectifier), prefabricated substations, and integrated energy storage systems (liquid-cooled and air-cooled, 100 kWh–3000 kWh). Products are custom-engineered for industrial, commercial, and utility enterprise customers and sold globally across more than 150 countries.

Product overview

China Electric Equipment Group (CEEG) is a comprehensive power equipment manufacturer offering an integrated portfolio of transformers, energy storage systems, and prefabricated substations. The product portfolio includes dry-type transformers (cast resin, amorphous alloy, VPI, and specialized variants for mining, marine, and hydrogen energy applications), oil-immersed transformers (ranging from 10kV to 220kV for industrial, commercial, and renewable energy applications), and prefabricated substations (available in American-style, European-style, wind/solar, and modular intelligent configurations). CEEG's energy storage offerings include liquid-cooled and air-cooled industrial & commercial energy storage systems ranging from 100kWh to 3000kWh, as well as PCS turnkey stations with integrated medium-voltage transformers. Specialized products include marine transformers for offshore platforms, explosion-proof mining transformers, and hydrogen energy rectifier transformers for water electrolysis applications. The company operates three major production bases (Binjiang, Yangzhong, and Jurong factories) and serves customers in over 150 countries with products including over 400,000 transformers operating on grids worldwide.

Differentiator

Problem solved

Functional benefit

Products and services

• Oil-Immersed Transformers Oil-immersed power transformers ranging from 10kV to 220kV class for industrial, commercial, and specialized applications, featuring low loss, low noise, and superior cooling performance for power distribution.
• Dry-Type Transformers Dry-type transformers featuring epoxy resin cast and VPI insulation technologies, including cast resin, amorphous alloy, and specialized variants for energy storage, mining, marine, and hydrogen energy applications with flame-retardant and fireproof properties.
• Marine Transformers Specialized transformers for marine and offshore applications ranging from 0.4kV to 6.6kV, featuring moisture-proof, salt spray-proof, and mold-proof protection with IP44 rating for ship power systems and offshore platforms.
• Special Transformers Custom-engineered transformers including hydrogen energy rectifier transformers, mining explosion-proof transformers, and variable-frequency power transformers for electrolysis, mining, and specialized manufacturing applications.
• Prefabricated Substations Complete power transformation and distribution units combining high-voltage switchgear, transformers, and low-voltage switchgear, including American-style (ZGS), European-style (YB), wind/solar (YBF), amorphous alloy, semi-buried, and modular intelligent configurations.
• Industrial and Commercial Energy Storage Systems Grid-side energy storage solutions including liquid-cooled (372 kWh), air-cooled (215 kWh, 100 kWh/200 kWh), and large-scale (1000 kWh) systems for industrial and commercial applications with intelligent temperature control and integrated outdoor cabinet designs.
• PCS Turnkey Station with MV Transformer Integrated energy storage boost-conversion system combining Power Conversion System (PCS) with medium-voltage transformer in a containerized design with IP54 protection, supporting forced air cooling or oil cooling for grid-connected energy storage applications.
• KKSG Mining Dry-type Three-phase Power Transformer Mining-specific dry-type transformer rated 50kVA to 1600kVA for high-voltage 6kV-10.5kV and low-voltage 0.4kV-1.2kV applications, with earthquake-resistant and corrosion-proof enclosure featuring flame-retardant, fireproof, and moisture-proof properties.
• KBSG Series Mine Explosion-proof Dry-type Power Transformer Explosion-proof dry-type transformer for mining applications (100kVA-4000kVA, 0.4kV-10kV) featuring patented active heat dissipation tube technology, DuPont Nomex paper insulation, and cylindrical explosion-proof enclosure with 1MPa pressure resistance.
• Rectifier Power Transformer for Hydrogen Energy Specialized rectifier transformer (10kV, 35kV input; 0.16kV-0.592kV output) for water electrolysis hydrogen production, featuring 96-pulse (48-pulse single unit) rectification technology, H-class insulation with 180°C heat resistance, and 200% maximum overload capacity.
• Box-type Substation for New Energy Photovoltaic Power Generation ZGS series new energy box-type substation (1000kW-2000kW output, 35kV output voltage) for wind and photovoltaic power generation, boosting 0.315-1kV to 10kV or 35kV with excellent sealing, weather resistance, and IP54 protection.
• Energy Storage Dry-Type Power Transformer Epoxy resin cast dry-type transformer (100kVA-25000kVA, 0.4kV-38.5kV) for energy storage systems, featuring Class H insulation, 20% lower no-load losses than international standards, and less than 5 pC partial discharge.
• 35kV Three-phase Oil-immersed Power Transformer 35kV power transformer (315kVA-75000kVA, 0.4kV-35kV) with Dyn11, Yyn0, Yd11 vector groups, featuring Swiss automatic core stacking, seven-stage thermal management, and high-temperature hybrid insulation for rail transit and other applications.

Quantifiable outcome

• 400,000+ transformers operating reliably on the global power grid
• +6 more outcomes

Named customers34 records

Segments9 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

18 partnerships are on record, tiered core and minor.

• DuPontcoreTechnology or IntegrationStrategic collaboration with DuPont for Nomex® paper insulation system used in mining transformers and high-temperature resistant liquid-immersed transformers, enhancing flame retardancy and thermal performance.
• ABBcoreTechnology or IntegrationTechnology partner for power transmission and distribution equipment, contributing to CEEG's global technology standards alignment.
• Schneider ElectriccoreTechnology or IntegrationSchneider-authorized modular manufacturing for prefabricated substations (European-style and American-style series). CEEG adopts Schneider technology and modular structural design in its prefabricated substation products.
• SiemenscoreTechnology or IntegrationTechnology partnership for power distribution equipment and smart grid solutions.
• Saudi AramcocoreStrategic or Co-development PartnerKey customer and partner for energy sector projects including oil and gas industrial applications.
• Saudi Electricity CompanycoreStrategic or Co-development PartnerPartner for power grid and electrical infrastructure projects in Saudi Arabia.
• State Grid Corporation of IndiacoreStrategic or Co-development PartnerPartner for grid infrastructure projects in India.
• China MobilecoreStrategic or Co-development PartnerPartnership at Binjiang Factory for telecom data center power infrastructure projects.
• China TelecomcoreStrategic or Co-development PartnerPartnership for telecom infrastructure including Jing-Jin-Ji Data Center project with 68 amorphous alloy transformers.
• Shenhua GroupcoreStrategic or Co-development PartnerPartnership at Binjiang Factory for energy and mining sector power distribution.
• Pingdingshan Coal Industry GroupcoreStrategic or Co-development PartnerPartnership for mining explosion-proof transformers and power equipment supply.
• Rio TintocoreStrategic or Co-development PartnerGlobal mining partner for transformers and power equipment in international mining operations.
• BYDcoreStrategic or Co-development PartnerPartner in new energy and electric vehicle ecosystem for power solutions.
• CRRC (China Railway Rolling Stock Corporation)coreStrategic or Co-development PartnerPartner for rail transit power equipment including traction transformers.
• China Railway Construction CorporationcoreStrategic or Co-development PartnerPartner for infrastructure projects including tunnels and rail construction.
• Changan AutomobileminorStrategic or Co-development PartnerAutomotive sector partner for power equipment and industrial applications.
• SinopeccoreStrategic or Co-development PartnerPartner for Sinopec Xinjiang Kuqa Green Hydrogen Demonstration Project with hydrogen energy rectifier transformers.
• University of New South Wales (UNSW)minorStrategic or Co-development PartnerAcademic partnership for technology research and development collaboration.

Scale indicators5 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• ABB (Hitachi Energy): Hitachi Energy (formerly ABB Power Grids) is the global leader in transformers and grid integration hardware. Direct overlap with CEEG in dry-type and oil-immersed transformers, substations, and grid-scale energy storage, with stronger presence in European and North American utility markets.
• Schneider Electric: Schneider Electric is a global peer in prefabricated substations (CEEG is a Schneider-authorized manufacturer), MV/LV distribution, and energy storage systems. Both target data center, infrastructure, and renewable integration customers worldwide.
• Siemens Energy: Siemens Energy competes directly with CEEG in large power transformers (including for renewables and hydrogen), grid technology, and industrial power distribution. Higher share of Tier-1 utility customers globally but comparable transformer product range.
• Hyundai Electric & Energy Systems: Hyundai Electric is a Korean transformer and power equipment manufacturer directly comparable to CEEG in HV transformers, marine/shipboard transformers, and switchgear, with strong Asia-Pacific export footprint.
• XD Group (Xidian Group): XD Group is one of China's two largest power equipment conglomerates and a direct competitor in HV transformers, switchgear, and EPC services for utilities. Comparable product breadth (transformers, substations, ESS) and similar SOE/state-grid customer base make it a primary domestic peer.
• Eaton: Eaton is a global peer in dry-type and oil-immersed transformers, switchgear, and power distribution for data center, industrial, and utility customers. Particularly relevant for CEEG's data center and energy storage segments where Eaton has strong North American presence.
• TBEA: TBEA is China's largest transformer manufacturer and the closest direct peer to CEEG, producing power transformers, distribution transformers, and HV equipment for utilities and renewables globally. Both compete aggressively in international markets (150+ countries) and serve Chinese SOE customers including State Grid.
• Toshiba Energy Systems: Toshiba Energy Systems is a direct peer in HV power transformers, gas-insulated switchgear, and grid-scale energy storage systems, with strong overlap to CEEG's renewable energy substation and ESS integration offerings.
• Crompton Greaves (CG Power): CG Power (part of Murugappa Group / acquired by Tube Investments) is an India-based global manufacturer of power transformers, distribution transformers, and switchgear with comparable presence in emerging markets and similar product breadth to CEEG.
• GE Grid Solutions (GE Vernova): GE Vernova (Grid Solutions) competes in HV transformers, grid integration, and renewable energy step-up substations. Directly comparable to CEEG's 220kV-class equipment and large-scale solar/wind substation offerings.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/CEEGPower
• YouTubeyoutube.com/channel/UCxTeqBJ7J8k9P1oNVW4nTvw
• Instagraminstagram.com/ceegpower

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries4 records

Funding overview

Funding rounds

Investors

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

M&A

Investments2 records

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

Frequently asked questions about China Electric Equipment Group Co