Quick answer: the top-ranked complete electrical assembly manufacturers in China on this list are XD Electric (Shaanxi), DAQO (Jiangsu) and NARI Technology (Jiangsu). 8 Chinese manufacturers are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked complete electrical assembly manufacturers
How this list is ranked- 01
XD Electric
西电XD
- High-voltage switches
- Transformers
- Reactors
Registered legal entity on file; email and phone published; operating since 1959.
View profile → - 02
DAQO
大全
- MV/LV switchgear
- Busbar systems
- Transformers
Registered legal entity on file; email and phone published; operating since 1965.
View profile → - 03
NARI Technology
南瑞NARI
- Smart metering systems
- Grid automation
- Protection and control
Registered legal entity on file; email and phone published; publicly listed; operating since 2001.
View profile →
- 04
Pinggao 平高PG Full profile
Switchgear and integrated transmission and distribution equipment.
- High-voltage switchgear
- Vacuum circuit breakers
- Ring main units
- Gas-insulated transmission equipment
- Energy storage equipment
Why it ranks here: registered legal entity on file; email and phone published; operating since 1970.
- 05
XJ Electric 许继电气XJ Full profile
Power equipment, grid automation and intelligent distribution systems.
- Smart distribution equipment
- Ring main units
- Switchgear
- Transformers
- Smart metering
- Grid automation
Why it ranks here: registered legal entity on file; email and phone published; publicly listed; operating since 1970.
- 06
TBEA 特变电工 Full profile
Transmission equipment, transformers and renewable energy projects.
- Power transformers
- Wire and cable
- High-voltage switches
- Electrical components
- Solar and wind equipment
- Turnkey power systems
Why it ranks here: registered legal entity on file; phone published; operating since 1988.
- 07
DEC 东方电气DEC
Registered as 中国东方电气集团有限公司 in 1984.
- Complete electrical assemblies
- Steam turbines
- Hydro turbines
- Gas turbines
- Electrical equipment
- Wind turbines
Why it ranks here: registered legal entity on file; email and phone published; operating since 1958.
- 08
Shang Hai Dian Qi 上海电气
Registered as 上海电气集团股份有限公司 in 2004.
- Complete electrical assemblies
- Steam turbines
- Gas turbines
- Explosion-proof motors
- Electrical equipment
Why it ranks here: registered legal entity on file; email and phone published; operating since 1902.
International complete electrical assembly brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
Siemens 西门子 Full profile
Industrial technology, intelligent infrastructure and automation.
- Switchgear
- Vacuum circuit breakers
- Industrial automation
- Building technologies
- Electrical infrastructure
- Digital industrial systems
Why it ranks here: registered legal entity on file; email and phone published; operating since 1847.
- INT
Schneider Electric 施耐德电气 Full profile
Energy management, electrification and industrial automation.
- Switchgear
- Circuit breakers
- Distribution boards
- Industrial automation
- Energy management systems
- Connected electrical products
Why it ranks here: registered legal entity on file; phone published; operating since 1836.
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | XD Electric西电XD | Shaanxi | 1959 | China XD Group Co., Ltd. |
| 02 | DAQO大全 | Jiangsu | 1965 | DAQO Group Co., Ltd. |
| 03 | NARI Technology南瑞NARI | Jiangsu | 2001 | NARI Technology Co., Ltd. |
| 04 | Pinggao平高PG | Henan | 1970 | Pinggao Group Co., Ltd. |
| 05 | XJ Electric许继电气XJ | Henan | 1970 | XJ Group Corporation |
| 06 | TBEA特变电工 | Xinjiang | 1988 | TBEA Co., Ltd. |
| 07 | DEC东方电气DEC | Sichuan | 1958 | 中国东方电气集团有限公司 |
| 08 | Shang Hai Dian Qi上海电气 | Shanghai | 1902 | 上海电气集团股份有限公司 |
Frequently asked questions
How many complete electrical assemblies manufacturers and suppliers in China are listed here?
10 companies are listed for complete electrical assemblies (成套电气). 8 Chinese manufacturers have full profiles and are ranked; 2 international brands with China operations are listed separately.
Where are China's complete electrical assemblies manufacturers located?
Among profiled companies: Jiangsu (2), Henan (2), Beijing (2), Shaanxi (1), Xinjiang (1).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 10 have an official website and 8 publish an email address.