Quick answer: the top-ranked ferrite ring brands in China on this list are Guan You Da (Jiangsu), Laird (Guangdong) and MAGWAY (Shanghai). 4 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked ferrite ring brands
How this list is ranked- 01
Guan You Da
冠优达
- Ferrite rings
Registered legal entity on file; email and phone published; operating since 1993.
View profile → - 02
Laird
Laird莱尔德
- Ferrite rings
- Thermal Grease
Registered legal entity on file; email and phone published; operating since 1824.
View profile → - 03
MAGWAY
华源磁业MAGWAY
- Ferrite rings
Registered legal entity on file; email and phone published; operating since 2003.
View profile →
- 04
SHENGDE 盛德SHENGDE
Registered as 天长市中德电子有限公司 in 2005.
- Ferrite rings
Why it ranks here: registered legal entity on file; email and phone published; operating since 1989.
International ferrite ring brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
MAGNETICS MAGNETICS美磁
Registered as 美磁(厦门)电子有限公司 in 2011.
- Ferrite rings
Why it ranks here: registered legal entity on file; email published.
More Ferrite rings brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| Long Ci Ke Ji龙磁科技 | 安徽龙磁科技股份有限公司 | sinomagtech.com | 0551-62860011 |
| NCD新康达NCD | 马鞍山新康达磁业股份有限公司 | ncd.com.cn | 025-84120630 |
| SamwhaSamwha三和电子 | 青岛三和电子有限公司 | samwha.com | 0532-83351333 |
| TDKTDK | 东电化(中国)投资有限公司 | tdk.cn | 021-61962345 |
| VACUUMSCHMELZEVACUUMSCHMELZE | 瓦克华磁性材料(沈阳)有限公司 | — | — |
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | Guan You Da冠优达 | Jiangsu | 1993 | 南通冠优达磁业集团股份有限公司 |
| 02 | LairdLaird莱尔德 | Guangdong | 1824 | 杜邦中国集团有限公司 |
| 03 | MAGWAY华源磁业MAGWAY | Shanghai | 2003 | 上海华源磁业股份有限公司 |
| 04 | SHENGDE盛德SHENGDE | Anhui | 1989 | 天长市中德电子有限公司 |
Frequently asked questions
How many ferrite rings manufacturers and suppliers in China are listed here?
10 companies are listed for ferrite rings (磁环). 4 Chinese manufacturers have full profiles and are ranked; 1 international brands with China operations are listed separately.
Where are China's ferrite rings manufacturers located?
Among profiled companies: Jiangsu (1), Guangdong (1), Shanghai (1), Anhui (1), Fujian (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, 9 have an official website and 5 publish an email address.