InTrust industrial auto lifting shutter door consists of a door panel , balance system, drive and control system, safety device, track and seal, and its optional parts(such as small doors, windows, etc.). The maximum size of the lifting door can made of width*high: 8000*6000mm. The balance of the door is guaranteed by the torsion spring system or the counterweight system, and its track should be as close as possible to the inside of the building, thus saving a large amount of internal space of the building. Industrial rolling door as a upgrade and replacement product of steel rolling door, it has good effects of thermal insulation, wind resistance, good sealing, sound insulation, etc. With characteristics of solid structure, beautiful appearance, saving space and simple operation, industrial rolling door is widely used in workshop, warehouse, factory gate, logistics center, automobile shop and so on.