300mm exhaust duct fan - China Factory Manufacturers Suppliers

Our products have certification of CE, CB, ISO 9001, UL, RoHS, etc. Since 1969, our products have been sold to countries all over the world.  

Our factory has experienced R&D team and full equipment to design and manufacture air curtains. We have well integrated production line which includes Metal workshop; Plastic workshop; Blower workshop; Motor workshop and Assembly workshop. These workshops are equipped with the most advance equipment and machines in our industry (including the laser cutting machine and numerical controlled machines for various purposes. Also we put in loads of efforts to make sure our customers have unique, original design. To make sure our customers always have the leading edge products in the business.

Our air curtains are with ISO 9001 certifications.

Our standard models are made better than international standards. For example our motor is made and designed by our R&D team, with full copper wire and temperature rise lower than most of others. That means our motor has longer service life. With professional design and manufacturing, our product air performance is at least 20% better than most of others.