Quick answer: the top-ranked ventilation duct brands in China on this list are KINFLARE (Shandong) and Zhong Hang Da Ji (Guangdong). 2 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked ventilation duct brands
How this list is ranked- 01
KINFLARE 金光KINFLARE
Registered as 山东金光集团有限公司 in 2004.
- Ventilation ducts
- Fiberglass air ducts
- Air duct dampers
- Fire dampers
- Fiberglass Fire Water Tanks
- Phenolic composite air ducts
Why it ranks here: registered legal entity on file; email and phone published; operating since 1970.
- 02
Zhong Hang Da Ji 中航大记
Registered as 深圳市中航大记股份有限公司 in 1985.
- Ventilation ducts
- Air conditioning vents
- Fire dampers
Why it ranks here: registered legal entity on file; email and phone published; operating since 1985.
International ventilation duct brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
SOX 索斯风管SOX
Registered as 杜肯新材料(武汉)集团股份有限公司 in 1999.
- Ventilation ducts
Why it ranks here: registered legal entity on file; email and phone published; operating since 1999.
More Ventilation ducts brands and companies
| Brand | Registered company | Website | Email / phone |
|---|---|---|---|
| DuctSoxDuctSox | 瑞泰物流设备(昆山)有限公司 | ductsox.com | 0512-57396633 |
| Da Sheng De Te大胜得特 | 深圳市大胜得特实业发展有限公司 | p3ducts.com | — |
| FabricAirFabricAir织物空气 | 织物空气(青岛)科技有限公司 | fabricair.com | — |
| MultixairMultixair米希 | 米希(上海)环境技术有限公司 | multixair.com | — |
| Ou Wen Si Ke Ning De Bao欧文斯科宁得宝 | 欧文斯科宁(中国)投资有限公司 | owenscorning.com | — |
| TEN-LEAD闽天利TEN-LEAD | 福建天利高新材料有限公司 | ten-lead.com | — |
| Zhong Chuang Ke Ji中创科技 | 浙江中创科技有限公司 | zjmana.com | — |
Frequently asked questions
How many ventilation ducts manufacturers and suppliers in China are listed here?
10 companies are listed for ventilation ducts (通风管道). 2 Chinese manufacturers have full profiles and are ranked; 1 international brands with China operations are listed separately.
Where are China's ventilation ducts manufacturers located?
Among profiled companies: Shandong (1), Guangdong (1), Hubei (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.