Shenzhen Hongfa Automatic Door Co, Ltd. is a professional supplier and manufacturer known with roll up door. cold storage doors is one of Hongfa Automatic Door Company's multiple product series. Hongfa custom roll up doors is manufactured after a series of complicated and sophisticated processes. They are mainly materials preparation, frame extruding, surface treating, and quality testing, and all these processes are carried out according to standards for exported furniture. With an anti-freeze device, it runs smoothly in a low-temperature working environment. This product plays an important role in nearly every aspect of our modern life, such as telecommunication, medical science, electronic industry, navigation, etc. The thickness of the curtain can be customized according to needs.
Within our own facilities, we work on reducing our water consumption, carbon emissions and waste stream, now and in the future.