Quick answer: the top-ranked transistor manufacturers in China on this list are YJ (Jiangsu) and Zhang Jing Ke Ji (Jiangsu). 2 Chinese manufacturers are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked transistor manufacturers
How this list is ranked- 01
YJ 扬杰YJ
Registered as 扬州扬杰电子科技股份有限公司 in 2006.
- Transistors
- Bridge rectifiers
- Zener diodes
- IGBT modules
Why it ranks here: registered legal entity on file; email and phone published; operating since 2000.
- 02
Zhang Jing Ke Ji 长晶科技
Registered as 江苏长晶科技股份有限公司 in 2018.
- Transistors
- Zener diodes
Why it ranks here: registered legal entity on file; email and phone published; operating since 2018.
International transistor brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
nexperia nexperia安世半导体
Registered as 安世半导体(中国)有限公司 in 2000.
- Transistors
- Bridge rectifiers
- Zener diodes
- MOSFETs
Why it ranks here: registered legal entity on file; email and phone published; operating since 2017.
- INT
MICROCHIP MICROCHIP微芯科技
Registered as 微芯商贸(上海)有限公司 in 2006.
- Transistors
- Crystal oscillators
- Instrumentation amplifiers
- Power management electronics
Why it ranks here: registered legal entity on file; phone published.
- INT
ROHM ROHM罗姆
Registered as 罗姆半导体(中国)有限公司 in 2000.
- Transistors
- Zener diodes
- Hall-effect sensors
- MOSFETs
- Resistors
Why it ranks here: registered legal entity on file; phone published; operating since 1958.
- INT
Toshiba Toshiba东芝半导体存储
Registered as 东芝电子元件(上海)有限公司 in 2017.
- Transistors
- Optocouplers
- Zener diodes
- MOSFETs
Why it ranks here: registered legal entity on file; phone published.
More Transistors manufacturers and brands
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| onsemionsemi安森美 | 安森美半导体公司 | onsemi.cn | 021-61238798 |
| DIODESDIODES | 达凯(上海)电子科技有限公司 | diodes.com | — |
| infineoninfineon英飞凌 | 英飞凌科技(中国)有限公司 | infineon.com | — |
| STST意法半导体 | 意法半导体(中国)投资有限公司 | st.com | — |
What is a transistor?
Transistors switch and amplify signals. Chinese makers supply small-signal and power bipolar transistors in standard packages.
What buyers compare
- Type and ratings
- Gain
- Package
- Switching speed
- Quality grade
Frequently asked questions
How many transistors manufacturers and suppliers in China are listed here?
10 companies are listed for transistors (三极管). 2 Chinese manufacturers have full profiles and are ranked; 4 international brands with China operations are listed separately.
Where are China's transistors manufacturers located?
Among profiled companies: Jiangsu (2), Shanghai (2), Guangdong (1), Tianjin (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 3 publish an email address.