Your #1 Ventilation Fan Manufacturer in China
Leading supplier of industrial and commercial ventilation fans with OEM/ODM services. Trusted by global brands for precision-engineered ventilation systems.

About Us
Ventilation Fan Wer'e Expert
Aosun was established by a team of experienced industry professionals dedicated to innovation in air movement technology. Our production facility spans more than 20,000sqm and houses 190 skilled employees, achieving an annual output of over 1 million units. We export ventilation fan products to European, American, Asian, and African countries.
Delivering complete and efficient air movement solutions.
We respond promptly to your standard models or customized design requirements.
Our team ensures fast, tailored solutions to meet your specific requirements.
Product
One-stop Ventilation Fan Solution
As your one-stop partner for ventilation fan solutions, we provide complete services from design and manufacturing to customization and after-sales support. We ensure consistent quality, fast delivery, and flexible support for global clients.
- Duct Fan
- Exhaust Fan
- Heat Recovery Ventilator
- Air Curtain

Customized High Airflow Centrifugal Fans

Silent Electric Air Extractor Inline Centrifugal Duct Fan

Mixed Flow Fan

Inline Duct Fans with G4 H14 Filter

Centrifugal Fan Box Air Ventilator Fan

4 Inch Inline Duct Fan Axial Flow

High Efficiency EC Inline Fan

Quiet Circular Duct Fan

Plastic Bathroom Exhaust Fan with Automatic Shutter (4–6 Inch)

4 Inch Low Noise Bathroom Exhaust Fan with Light

Low Profile Bathroom Exhaust Fan with Humidity Sensor

High Efficiency Wall Mount Small Kitchen Exhaust Fan

Wall Mounted Industrial Bathroom Exhaust Fan

Low Voltage Smoke Extractor Fan

1000 CFM Warehouse Exhaust Fan

Bathroom Exhaust Fan with Heater (Dual Grille Type)

Ventilation Plasma Heat Energy Recovery for Paint Booth

600M3/H HVAC Ventilation System Heating Radiator

HAX025 Heat Recovery Ventilation Unit with Heat Pump Steel

Wall-mounted Heat Recovery Ventilation

Ceramic Heat Recovery Ventilator

450 M3/h Heat Recovery Ventilation

Smart Single Room Heat Recovery Ventilation

Louver Grille Single Room Heat Recovery Ventilation

60-Inch Commercial Door Air Commercial

Energy Conservation Flow Air Curtain

Quiet Household Cross Flow Electric Air Curtain

Energy-Saving Indoor Cross Flow Air Curtain

Standard Windbox DX air curtain

Air curtain recessed Windbox
Advantage
Aosun Fan Drives Your Business Forward
High Airflow
High Airflow
Move air with less effort. Aosun fans are engineered for powerful and consistent airflow. This keeps your space cooler, fresher, and more efficient all day long.
Low Noise
Low Noise
Enjoy a quieter environment without sacrificing performance. Our ventilation fans are built with precision to minimize vibration and noise, offering silent operation.
Excelent Surface Finish
Excelent Surface Finish
Aosun ventilation fans feature sleek and durable finish that reflects both quality and reliability, making them perfect for any setting.
Pure Coper Bal-Bearing Motot
Pure Coper Bal-Bearing Motot
Powered by 100% pure copper motors. Our ventilation fans ensure lasting strength, energy efficiency, and dependable performance.
Support
How can Aosun Suport Your Business
At Aosun, we deliver complete solutions that help your business grow. From precision engineering to large-scale production, our advanced technology and dedicated team ensure every ventilation fan meets the highest performance standards.
- Injection Molding
- Motor Manufaturing
- Production Capacity
Injection MoldingOur in-house injection molding process guarantees high precision and consistency in every component. We control every step of production to ensure product quality, durability, and perfect fit for all fan assemblies.
Motor ManufaturingEquipped with advanced machinery and automated lines, Aosun produces high-efficiency motors that power our fans with reliability and long-lasting performance. Each motor is tested to deliver optimal speed, stability, and energy-efficiency.
Production CapacityWith modern facility and state-of-the-art production management, Aosun can handle both standard and large-volume orders with ease. We offer fast lead times, flexible customization, and dependable delivery to keep your business moving forward.
Quality Control
100% End-to-End Quality Control
From raw material inspection to final product testing, we follow a strict quality management process to ensure every fan meets global standards. Our advanced testing equipment and skilled technicians guarantee consistent performance, durability, and safety.
61.11.23.1317.01 Exhaust Fan CE-LVD
61.11.23.1318.01 Exhaust FanCE-LVD
QTS800123697 Exhaust Fan CE-LVD
QTS800123698 Exhaust Fan CE-LVD
Aosun at Global HVAC Exhibitions
APPLICATION
Custom Ventilation Fan for All Applications
Aosun designs and manufactures ventilation fans tailored your exact needs. Whether for industrial, commercial, or residential use, we provide customized solutions that ensure optimal airflow, efficiency, and performance in every environment.
WHY US
Why
1000 Clients Choose Aosun
Well-Equipped Production Line
Aosun operates advanced manufacturing facilities with over 100 automatic machines and multiple high-efficiency production lines. Every fan component is produced in-house, ensuring precision, consistency, and superior control.
Skilled Workforce
With more than 10 years of OEM experience, Aosun’s team is made up of highly trained professionals. Over 80% of our employees have been with us since the beginning.
Complete Product Range
Aosun provides a full range of ventilation solutions for any applications. Our versatility and product diversity make us a trusted partner across multiple industries.
Fully Customizable Solutions
Aosun offers fully customizable options in fan materials, dimensions, and designs to meet your exact requirements, ensuring optimal performance for your specific environment.
Reliable Output
With a strong production capacity and streamlined processes, Aousin achieves a daily output of thousands of units and maintains delivery times of less than 10 days. We keep your projects on schedule without compromising quality.
Testimonials
What Our Global Clients Say
Our clients around the world trust Aosun for reliable products, fast response, and long-term performance. Here’s what they have to say about working with us.
SunyAosun has been a dependable partner from the start. Their ventilation fans are high-quality and team always deliver on tome. Working with them has made our projects easier and more efficient.From USA
DavidWe’ve been sourcing custom fans from Aosun for several years now. The performance, durability, and quiet operation of their ventilation fans truly stand out. Excellent service every time. Highly recommended!From USA
SherlinAosun’s flexibility in customization impressed us. They really listed to client needs and deliver exactly what we require. We will surely purchase again!From USA
BLOGS
Blogs and News
Latest Insights and Events
- Sep 10thThis article can guide you on how to properly install a exhaust fan.
- Sep 10thThis guide covers typical problems caused by neglect, the importance of maintaining, and such tips as cleaning exhaust fan or adhering to standards such as NFPA 96.
- Sep 10thThis article describes appropriate duration for fans, factors around proper operation, and the best practices.
- Sep 10thLet’s explore the various exhaust fans you can choose for clean air.



















