Doortec. is a dedicated and professional manufactuer of automatic entrance system-automatic sliding door, semi-auto sliding door, automatic door, automatic swing door accessories. Doortec system ensures the extremely safety, convenience and hygiene to residential and commercial buildings.Doortec's two facilities are located in Longyou for hardware and Ningbo for electronic parts, optimizing all the resource to realize "high performance, low consumption". In the year of 2009, Doortec, succeeds in saving energy project and finalized the design of the semi-auto sliding door, which operate the door even without any electricity.