Here are 10 of the top ventilating and fire smoke exhaust fan manufacturers in China, based on industry reputation, market presence, certifications, and product range (especially in ventilation and smoke extraction for civil and industrial buildings.

Top 10 Ventilation & Fire Smoke Exhaust Fan Manufacturers in China

Rank	Company Name	Key Highlights
1	Yilida Group Co., Ltd. (亿利达集团)	One of the largest HVAC fan manufacturers in China. Strong in ventilation systems for buildings, tunnels, and metro projects.
2	Wolong Electric Group Co., Ltd. (卧龙电气集团)	Offers complete motor and fan solutions. Known for high-end fire-fighting fans and intelligent ventilation systems.
3	Zhejiang Shuangyang Fans Holding Co., Ltd. (浙江双阳风机股份有限公司)	A top tier brand specializing in jet fans, roof fans, fire and smoke exhaust for subways, tunnels, and high-end civil buildings, with high quality and industry recognition.
4	INFINAIR CORPORATION (英飞风机股份有限公司)	INFINAIR is an innovative company which provides environmental and intelligent solutions for all aspects of ventilation systems in both private and public sector.
5	Zhejiang Shangfeng Special Blower Industrial Co., Ltd.  (浙江上风高科专风实业股份有限公司)	Publicly listed, produces fans for HVAC, tunnels, and subways. Strong R&D and national-level projects.
6	Zhejiang Jindun Fans Holding Co., Ltd.  (浙江金盾风机股份有限公司)	A national-level “Little Giant” enterprise specializing in the research, development, manufacturing, and sales of high-end ventilation systems for subways, tunnels, nuclear power plants, and more.
7	Guangdong Xinfeng Fan Co., Ltd.  (广州市鑫风风机有限公司)	Integrating research and development, production, customized matching, and professional services, we provide you with complete and high-quality solutions for building ventilation and process fans.
8	Shaanxi Blower (Group) Co., Ltd. (陕西鼓风机集团)	Traditional industrial blower giant. Also makes large ventilation systems for critical infrastructure.
9	Zhejiang Juying Fan Industry Co., Ltd.  (浙江聚英风机工业有限公司)	A science and technology enterprise specialized in the technical research and development, production and manufacturing, sales  and service of fan and ventilation pipe fittings.
10	Nan fang Ventilator Co.,Ltd  (南方风机股份有限公司)	Company is a large-scale design and manufacturing enterprise specializing in the integration of ventilation and air handling systems in South China. Its business is mainly for nuclear power, subways, tunnels, large-scale industrial and civil buildings and many other fields.

These companies typically serve:

• Metro and tunnel projects

• High-rise and civil buildings

• Industrial and energy sector (e.g. power plants)

• OEM/ODM for global HVAC brands

Note: Ranking cannot fully reflect all the situations of the company, and the ranking may change. 

Please consult relevant companies for details!