The company has strong R&D technical strength. The company's technical backbone has been engaged in research work in the field of ventilation duct processing machinery and sheet metal machinery, such as spiral air duct machine, elliptical air duct machine, Xiami elbow machine, flange machine, aluminum foil forming machine. The company's series of products have won recognition and praise from customers at home and abroad for their excellent products, reasonable prices, and timely delivery time.