Quick answer: the top-ranked air release valve brands in China on this list are BNSV (Tianjin), Chun Jiang (Zhejiang) and KARON (Shanghai). 10 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked air release valve brands
How this list is ranked- 01
BNSV
博纳斯威BNSV
- Air release valves
- Y-strainers
- Sludge discharge valves
Registered legal entity on file; email and phone published; operating since 1999.
View profile → - 02
Chun Jiang
春江
- Air release valves
- Y-strainers
- Sludge discharge valves
Registered legal entity on file; email and phone published; operating since 1972.
View profile → - 03
KARON
冠龙KARON
- Air release valves
- Gate valve
- Y-strainers
Registered legal entity on file; email and phone published; operating since 1991.
View profile →
- 04
YQ 永泉阀门YQ
Registered as 广东永泉阀门科技有限公司 in 1993.
- Air release valves
- Y-strainers
- Wet alarm valves
Why it ranks here: registered legal entity on file; email and phone published; operating since 1993.
- 05
MECH VALVE 迈克阀门MECH VALVE
Registered as 济南迈克阀门科技有限公司 in 2014.
- Air release valves
- Y-strainers
- Sludge discharge valves
Why it ranks here: registered legal entity on file; phone published; operating since 2014.
- 06
Da Yu Fa Men 大禹阀门
Registered as 武汉大禹阀门股份有限公司 in 1998.
- Air release valves
- Sludge discharge valves
Why it ranks here: registered legal entity on file; email and phone published; operating since 1998.
- 07
GM 国梅GM
Registered as 山东建华阀门制造有限公司 in 1999.
- Air release valves
Why it ranks here: registered legal entity on file; email and phone published; operating since 1999.
- 08
Hong Xing Fa Men 红星阀门
Registered as 安徽红星阀门有限公司 in 2009.
- Air release valves
Why it ranks here: registered legal entity on file; email and phone published; operating since 2009.
- 09
Tong Dou Liu Ti 铜都流体
Registered as 安徽铜都流体科技股份有限公司 in 1993.
- Air release valves
- Sludge discharge valves
Why it ranks here: registered legal entity on file; email and phone published; operating since 1993.
- 10
Zhu Hua 珠华
Registered as 株洲南方阀门股份有限公司 in 1996.
- Air release valves
- Sludge discharge valves
Why it ranks here: registered legal entity on file; email and phone published; operating since 1992.
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | BNSV博纳斯威BNSV | Tianjin | 1999 | 博纳斯威阀门股份有限公司 |
| 02 | Chun Jiang春江 | Zhejiang | 1972 | 杭州春江阀门有限公司 |
| 03 | KARON冠龙KARON | Shanghai | 1991 | 上海冠龙阀门节能设备股份有限公司 |
| 04 | YQ永泉阀门YQ | Guangdong | 1993 | 广东永泉阀门科技有限公司 |
| 05 | MECH VALVE迈克阀门MECH VALVE | Shandong | 2014 | 济南迈克阀门科技有限公司 |
| 06 | Da Yu Fa Men大禹阀门 | Hubei | 1998 | 武汉大禹阀门股份有限公司 |
| 07 | GM国梅GM | Shandong | 1999 | 山东建华阀门制造有限公司 |
| 08 | Hong Xing Fa Men红星阀门 | Anhui | 2009 | 安徽红星阀门有限公司 |
| 09 | Tong Dou Liu Ti铜都流体 | Anhui | 1993 | 安徽铜都流体科技股份有限公司 |
| 10 | Zhu Hua珠华 | Hunan | 1992 | 株洲南方阀门股份有限公司 |
Frequently asked questions
How many air release valves manufacturers and suppliers in China are listed here?
10 companies are listed for air release valves (排气阀). 10 Chinese manufacturers have full profiles and are ranked.
Where are China's air release valves manufacturers located?
Among profiled companies: Shandong (2), Anhui (2), Tianjin (1), Zhejiang (1), Shanghai (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 9 publish an email address.