Baoding Tianwei Baobian Electric

What Baoding Tianwei Baobian Electric does

Baoding Tianwei Baobian Electric (保变电气; SSE:600550) is a Chinese state-owned power transformer manufacturer founded in 1958 and headquartered in Baoding, Hebei Province. The company is a controlled subsidiary of China Electrical Equipment Group Co., Ltd. (中国电气装备集团有限公司), a central-government-owned conglomerate, and operates three primary production bases in Baoding, Qinhuangdao, and Hefei, plus an India joint venture (Baobian-Atlas Transformers India). Its core technology spans ultra-high voltage (UHV) AC and DC transformers, on-site assembled (field-assembled) transformers for transport-constrained environments, nuclear-grade transformers (the only Chinese firm approved for 1000kV UHV nuclear transformer design and manufacture), phase-shifting transformers (the sole domestic developer and exporter), adjustable reactors, and shunt reactors, with in-house multi-physics field simulation and 3D parametric design capabilities supporting a patent portfolio of over 1,595 patents.

The company generates revenue primarily through project-based sales of large power transformers and reactors secured via competitive public tenders from state-owned power grid operators (State Grid Corporation of China, China Southern Power Grid) and power generation companies (Three Gorges Group, CNNC, CGN, Hudian, Zheneng, Datang), as well as direct contracts and Belt and Road Initiative international projects in over 40 countries. Pricing is not publicly disclosed; there is no standard price list, and orders are won through competitive bidding on multi-year infrastructure programs. The customer base is overwhelmingly concentrated in Chinese central SOEs with multi-decade supply relationships, supplemented by export orders handled through a dedicated import/export subsidiary. Ancillary revenue is generated from transformer engineering consulting, maintenance, cooling equipment, instrument transformers, wire manufacturing, and intelligent monitoring systems (broad-spectrum mechanical wave sensors with AI-based fault diagnosis) sold alongside core hardware.

Product segments span generation-side transformers (thermal, nuclear, hydro, renewable at 200-1000MW), transmission-side transformers (110kV to 1000kV AC and ±1100kV DC), reactor products, and specialty products including gas-insulated and testing transformers. The company has accumulated 50+ 'China First' technological innovations, 8 National Science and Technology Progress Awards including 2 Special Prizes (2012 UHV AC, 2017 UHV DC), and holds the internationally recognized TEAM P21 computational electromagnetics benchmark. Recent strategic activity centers on UHV field-assembled transformer technology for high-altitude deployments (Aba project at 3,620m), supply of high-end converter transformers for the Gansu-Zhejiang ±800kV UHV DC project, vertical integration via a joint venture to upgrade its electromagnetic wire manufacturing subsidiary, and expansion of digital monitoring product lines.

Name

Baoding Tianwei Baobian Electric

Legal name

保定天威保变电气股份有限公司

Website

https://twbb.com

Company type

Public

Founded year

1958

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Baoding Tianwei Baobian Electric is a Chinese state-owned manufacturer of ultra-high voltage power transformers and reactors, supplying State Grid, China Southern Power Grid, Three Gorges Group, and major Chinese nuclear and thermal power operators, with exports to over 40 countries.

Ownership category

akta.pro rank

Product category

Power Transformer Manufacturing

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311), Electrical Equipment Manufacturing (33531), Switchgear and Switchboard Apparatus Manufacturing (335313), Electric Bulk Power Transmission and Control (221121)

SIC

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

akta.pro industry

PRIMARYIMAGAAAA

Transformers (Power, Distribution, Instrument, Specialty)

Industrials, Manufacturing & Construction/Electrical Equipment & Industrial Electronics/Power Generation & Grid Equipment (Transformers, Switchgear, Substations)

SECONDARYEUADAMAC

HVDC Converter Transformers, Reactors & Harmonic Filters

Energy, Utilities & Environment/Electric Transmission & Distribution (T&D)/HVDC, FACTS & Flexible AC Transmission Systems

SECONDARYEUADACAJ

Power Transformers, Reactors & Auxiliary Power Systems

Energy, Utilities & Environment/Electric Transmission & Distribution (T&D)/Substations, Switchgear & Protection Systems

SECONDARYEUAEABAD

HVDC Converter Stations & HVDC Transmission EPC

Energy, Utilities & Environment/Energy Infrastructure & Services (EPC, O&M, Field Services)/Transmission & Substation EPC (High Voltage)

SECONDARYIMAGAAAI

Grid-Scale Power Conversion & Interconnection (PCS, Grid-Tie Inverters, Converter Stations)

Industrials, Manufacturing & Construction/Electrical Equipment & Industrial Electronics/Power Generation & Grid Equipment (Transformers, Switchgear, Substations)

SECONDARYEUAMAFAE

Substations, Transformers & Grid Step-Up Facilities (EHV Substations, GSU Transformers)

Energy, Utilities & Environment/Renewable Energy (Solar, Wind, Hydro & Geothermal)/Renewable EPC & Construction (Balance of Plant)

Keywords

• Power transformer manufacturing
• Ultra-high voltage equipment
• UHV converter transformers
• Nuclear power transformers
• Phase-shifting transformers

Headquarters

HQ city

Baoding

HQ country

China

HQ region

Asia

Offices5 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. Power Transformer Manufacturing and Sales: The company generates revenue primarily from the design, manufacture, and sale of large-scale power transformers and reactors. Products include UHV AC/DC transformers, generator step-up transformers, station service transformers, phase-shifting transformers, and adjustable reactors. Revenue is project-based, driven by public tenders and direct contracts with power grid operators and power generation companies domestically and internationally.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Baoding Tianwei Baobian Electric designs, manufactures, and sells large-scale power transformers and reactors ranging from 110kV to 1000kV AC and ±1100kV DC. The product portfolio covers UHV AC/DC transmission transformers, generator step-up transformers for nuclear, thermal, hydro, and renewable plants, phase-shifting transformers, adjustable reactors, shunt reactors, and railway traction transformers, sold to state-owned power grid operators, generation companies, and international EPC contractors.

Product overview

保变电气 (Baoding Tianwei Baobian Electric) is a comprehensive power transformer manufacturing enterprise offering a complete portfolio of transformers and electrical equipment. The product portfolio is organized into four main categories: (1) Power Generation Products including thermal, nuclear, hydro, and renewable energy transformers ranging from 200MW to 1000MW capacity; (2) Transmission & Transformation Products featuring 1000kV UHV AC transformers, ±1100kV UHVDC converter transformers, 110kV-750kV AC transformers, and high-voltage phase-shifting transformers; (3) Reactor Products including 1000kV UHV shunt reactors and 500kV-750kV shunt reactors; (4) Special Products such as gas insulated transformers and testing transformers. The company operates three subsidiary manufacturing bases in Qinhuangdao (秦变), Hefei (合变), and Baoding (保菱) to serve domestic and international markets across 40+ countries including the US, Canada, France, Japan, India, and Southeast Asia.

Differentiator

Problem solved

Functional benefit

Products and services

• 1000kV UHV AC Transformer 1000kV ultra-high voltage AC transformers including ODFPS-1000000/1000 and ODFPS-1500000/1000 models, representing world-leading voltage levels for power transmission.
• UHV DC Converter Transformer Ultra-high voltage DC converter transformers (±200kV to ±1100kV) including ZZDFPZ series for long-distance DC power transmission.
• 110kV–750kV AC Transformer

Quantifiable outcome

• Annual power transmission capacity of 360+ billion kWh for major UHV DC projects (e.g., Gansu-Zhejiang project)
• +5 more outcomes

Named customers12 records

Segments3 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Nine partnerships are on record, tiered core, minor and regional.

• North China Electric Power University (华北电力大学)coreStrategic or Co-development Partner · 10 June 2026Baobian Electric and North China Electric Power University signed a comprehensive school-enterprise cooperation agreement, marking the second collaboration since 2017. The cooperation covers joint research on new power system construction, UHV transformer intelligent lifecycle operation and maintenance, basic scientific research capability building, industry core technology tackling, scientific project implementation, and cultivation of compound innovative talents.
• China West Power (中国西电)coreStrategic or Co-development Partner · 9 June 2026Baobian Electric, China West Power, and China Electrical Equipment Group Investment signed a joint investment agreement for Baoding Tianwei Wire Manufacturing Co., Ltd. (保定天威线材制造有限公司). The三方合资 aims to accelerate the intelligent, digital, and green transformation and upgrading of the wire manufacturing company, building it into a leading domestic and international high-end electromagnetic wire industrial base.
• China Electrical Equipment Group Investment (中国电气装备投资公司)coreStrategic or Co-development Partner · 9 June 2026Three-party joint investment agreement signed for Baoding Tianwei Wire Manufacturing Co., Ltd. to integrate industrial resources, market demand, and capital strength, opening a new chapter of joint development.
• North China Electric Power University (华北电力大学)coreStrategic or Co-development Partner · 9 June 2026燕赵电力实验室电磁线及装备技术成果转化基地 (Yanzhao Electric Power Laboratory Electromagnetic Wire and Equipment Technology Achievement Transformation Base) was inaugurated. The base aims to promote deep cooperation between industry, academia, and research, focusing on the full lifecycle intelligent operation and maintenance of transformer equipment, basic scientific research capability building, and industry core technology tackling.
• China Electrotechnical Society (中国电工技术学会)minorOthers · 15 January 2025Baobian Electric won 5 projects awarded by the China Electrotechnical Society, including 1 first prize, 3 second prizes, and 2 third prizes, demonstrating recognition from the academic and technical community.
• Atlas Transformers India Pvt. Ltd. (阿特兰塔变压器印度有限公司)regionalOEM/ Whitelabel/ Licensing PartnerBaobian Electric established a joint venture with Atlas Transformers India — Baobian-Atlas Transformers India Pvt. Ltd., with total investment of 295 million INR. The facility is equipped to design, manufacture, test, sell, and service transformers and reactors from 220kV to 765kV and above. The joint venture serves the Indian national grid and various state-owned independent power grids.
• China State Grid Corporation of China (中国国家电网)coreChannel Partner/ Reseller/ DistributorBaobian Electric is a major supplier to the State Grid Corporation of China for UHV transformers, converter transformers, and reactors. The company participates in public tenders issued by State Grid and delivers products for major national grid infrastructure projects including UHV AC and DC transmission lines, substations, and grid expansion projects.
• Three Gorges Group (三峡集团)coreChannel Partner/ Reseller/ DistributorLong-term strategic supplier to Three Gorges Group for generator step-up transformers across multiple hydropower projects including Three Gorges, Wudongde, Baihua, Xiangjiaba, and Xiluodu. Products are designated as '党员号' (Party Member) brand, reflecting the company's highest commitment to quality for national strategic projects.
• China Nuclear Industry (中核集团/中广核)coreChannel Partner/ Reseller/ DistributorMajor supplier of nuclear-grade transformers to CNNC and CGN for nuclear power projects including Taipingling, Zhangzhou, Daya Bay, and Hainan Changjiang. Holds nuclear quality system certifications from five major nuclear operators including Qinshan Nuclear Power Co., Ltd.

Scale indicators7 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• TBEA Co., Ltd. TBEA is China's largest transformer manufacturer and Baobian's closest domestic competitor. It produces UHV AC/DC transformers, converter transformers, and reactors, bidding on the same State Grid and CSG tenders, and competing head-to-head on Belt and Road EPC projects. Both share state-linked ownership structures and export to overlapping geographies.
• Sieyuan Electric (思源电气): Sieyuan is a leading Chinese manufacturer of HV switchgear, GIS, and power transformers up to 800kV. It competes with Baobian on transformer supply to State Grid and CSG and on export projects, and is one of the top three Chinese transformer brands by revenue.
• China XD Group (中国西电): XD Group is a sister SOE under the State-Owned Assets Supervision and Administration Commission and produces a comparable portfolio of UHV AC and DC transformers, GIS switchgear, and reactors. It participates in the same Chinese grid tenders and Belt and Road projects as Baobian Electric and signed the joint venture for Baobian's wire manufacturing subsidiary.
• Shenyang Transformer Group (特变电工沈阳): Shenyang Transformer Works is one of China's oldest transformer manufacturers and a direct competitor in EHV and UHV transformer production. It serves overlapping State Grid customers and competes on the same Chinese transmission infrastructure projects as Baobian Electric.
• Shandong Taikai Power Engineering: Shandong Taikai is another major Chinese transformer and switchgear manufacturer producing UHV and EHV equipment for domestic grid customers and Belt and Road exports. It competes on similar State Grid and CSG tenders and shares the same domestic supplier qualification regime as Baobian.

Emerging players

• Toshiba Energy Systems & Solutions: Toshiba is a Japanese manufacturer of large power transformers and has historically been a technology benchmark in the transformer industry. It competes with Baobian in certain Asian and export markets, particularly for high-quality transformer applications in nuclear and UHV segments.

Broad incumbents

• Siemens Energy: Siemens Energy is a global incumbent in large power transformers, HVDC technology, and grid solutions. It competes with Baobian on large international EPC tenders and has the brand and reference-base that Baobian must match to win marquee Belt and Road and Western utility projects.
• GE Vernova (Grid Solutions): GE Vernova's Grid Solutions business manufactures large power transformers, HVDC systems, and grid equipment globally. It competes directly with Baobian on high-voltage transformer sales to international utilities and on technology specifications for ultra-high voltage projects outside China.
• Hitachi Energy (formerly ABB Power Grids): Hitachi Energy is the global leader in power transformers, HVDC converter stations, and grid integration. It competes with Baobian on international projects (UHV DC, phase-shifting) and serves as a benchmark for technology quality; its presence defines the global technology ceiling for UHV transformer equipment.

Regional players

• Hyosung Heavy Industries: Hyosung is a Korean manufacturer of large power transformers with strong capabilities in 765kV and UHV-class equipment. It competes with Baobian primarily in Asian and Middle Eastern export markets and is a relevant peer on international utility tenders.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/baoding-tianwei-baobian-electric-co-ltd-

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 records

Subsidiaries9 records

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about Baoding Tianwei Baobian Electric