Smoke proof Door, Fire proof Glass Door Sound proof door l Dongbang Novoferm

Since the Dongbang Novoferm Inc is established in 1957, The Dongbang Novoferm Inc has been manufactured high quality door products such as Smoke proof door, AHU Air handling unit room door, Fire proof glass door, Handicapped accessible door, Fabric shutter, Automatic sliding door, and Sound proof door for the building and construction industry.