Quick answer: the top-ranked gear reducer brands in China on this list are DONLY (Zhejiang) and GUOMAO (Jiangsu). 2 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked gear reducer brands
How this list is ranked- 01
DONLY 东力DONLY
Registered as 宁波东力股份有限公司 in 1998.
- Gear reducers
- Gearboxes
Why it ranks here: registered legal entity on file; email and phone published; operating since 1993.
- 02
GUOMAO 国茂GUOMAO
Registered as 江苏国茂减速机股份有限公司 in 2013.
- Gear reducers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1993.
International gear reducer brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
HarmonicDrive HarmonicDrive哈默纳科
Registered as 哈默纳科(上海)商贸有限公司 in 2011.
- Planetary gear reducers
- Gear reducers
- Harmonic drives
Why it ranks here: registered legal entity on file; email and phone published; operating since 1970.
- INT
Lenze Lenze伦茨
Registered as 伦茨(上海)传动系统有限公司 in 2006.
- Planetary gear reducers
- Gear reducers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1947.
- INT
NORD NORD诺德
Registered as 诺德(中国)传动设备有限公司 in 2004.
- Gear reducers
- Gearboxes
Why it ranks here: registered legal entity on file; email and phone published; operating since 1965.
More Gear reducers brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| SEW-EURODRIVESEW-EURODRIVE赛威传动 | 赛威传动(中国)投资有限公司 | sew-eurodrive.cn | 400-876-8700 |
| Zhu You Zhong Ji Xie住友重机械 | 住友重机械工业(中国)有限公司 | global-shi.com.cn | 021-34627660 |
| FLENDERFLENDER | 弗兰德传动系统有限公司 | flender.com | — |
| NabtescoNabtesco | 纳博特斯克株式会社 | — | — |
| Nidec尼得科传动Nidec | 尼得科传动技术株式会社 | — | — |
Frequently asked questions
How many gear reducers manufacturers and suppliers in China are listed here?
10 companies are listed for gear reducers (减速机). 2 Chinese manufacturers have full profiles and are ranked; 3 international brands with China operations are listed separately.
Where are China's gear reducers manufacturers located?
Among profiled companies: Jiangsu (2), Shanghai (2), Zhejiang (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, 8 have an official website and 5 publish an email address.