Comifo Duct Manufacture Machine Co., Ltd is one of the leading companies which specializes in machine manufacture, involving in Heating, Ventilation and Air Conditioning (HVAC) fabrication, coil processing, roll forming, etc. Comifo’s Research & Development Department generals technical and innovative machine designers who take training regularly. By doing this, top machine technology can be seen from a piece of Comifo’s work, such as the patented Hydraulic Fold-seamer (Seamatic), as well as Comifo patented Automotion Pittsburgh Lock Former. Our products have been exported to Poland, Switzerland, Turkey, Russia, U.S.A., Canada, Mexico, Venezuela, Saudi Arabia, UAE, Syria, Singapore, India, Malaysia and so on.