Quick answer: the top-ranked metal bellow brands in China on this list are San Li (Jiangsu) and HB (Liaoning). 2 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked metal bellow brands
How this list is ranked- 01
San Li 三力
Registered as 航天晨光股份有限公司 in 1999.
- Metal bellows
- Pipe expansion compensators
- Explosion-proof pipes
Why it ranks here: registered legal entity on file; phone published; operating since 1999.
- 02
HB 汇博HB
Registered as 沈阳仪表科学研究院有限公司 in 2000.
- Metal bellows
- Optical filters
Why it ranks here: registered legal entity on file; email and phone published; operating since 1961.
International metal bellow brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
WITZENMANN WITZENMANN威茨曼
Registered as 威茨曼金属制品(江阴)有限公司 in 2001.
- Metal bellows
- Pipe expansion compensators
- Explosion-proof pipes
Why it ranks here: registered legal entity on file; email and phone published; operating since 1954.
More Metal bellows brands and companies
| Brand | Registered company | Website |
|---|---|---|
| BOABOA博瓦 | 博瓦(上海)波纹管技术有限公司 | boa-china.com |
| Hua Yuan Jin Bo花园金波 | 花园金波科技股份有限公司 | huayuanjinbo.com |
| IKCIKC入江工研 | 入江工研株式会社 | ikc.co.jp |
| MiraproMirapro | 上海米兰普洛机械电子有限公司 | mirapro-sh.cn |
| SEALTECH希泰SEALTECH | 辽宁希泰科技有限公司 | weldedbellows.cn |
| Senior FlexonicsSenior Flexonics | 先富斯技术(武汉)有限公司 | seniorflexonics.com |
| ValquaValqua华尔卡 | 日本华尔卡工业株式会社 | valqua.com |
Frequently asked questions
How many metal bellows manufacturers and suppliers in China are listed here?
10 companies are listed for metal bellows (金属波纹管). 2 Chinese manufacturers have full profiles and are ranked; 1 international brands with China operations are listed separately.
Where are China's metal bellows manufacturers located?
Among profiled companies: Jiangsu (2), Liaoning (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 2 publish an email address.