Established in 1997, Yuyao Jingqiao Hardware Factory (also names Ningbo Aier Ventilation Equipment Co., Ltd)  has been the leading manufacturer of HVAC Accessories & Custom Metal Stamping Parts for over 20 years, JH/Aier provides a comprehensive range of HVAC accessories for round and rectangular ductwork system.

In addition, owning rich experience of producing metal stamping parts, JH/Aier can also produce custom (bespoke) metal parts made by pressing, deep drawing, laser cutting, riveting etc. exactly according to customers’ requirements (drawing or sample), which has given us more flexibility and also advantage to satisfy our customers’ need.

Thanks to the competitive pricing, high quality standard and excellent customer service, JH/Aier has been successful active in both Europe & North America markets, currently supplying to more than 20 countries and still expanding its export market in Middle-East and Australia.  Our advantages Hydraulic Press Production Line Progressive Die Pressing Production Line Robot Arm Transfer Production Line  Fully Automatic Powder Coating Line In-house Tooling Workshop Assembling Lines