Control systems
Japanese Mitsubishi Inverter, PLC and other components.
Dynamical systems 
Adopt special high-speed motor reducer,0.75-2.2KW, according to the size of the door to select the model.two brand for choice,SNMA or SEW.Incorporating limit switches for open and close cycles, and this drive unit can be used on manual in the event of power failure
Door construction
framework-------In value="2" tcsc="0" unitname="mm" w:st="on">2mm thicknesses cold-roll steel sheets of Shanghai Baosteel, Or on  request,In stainless steel INOX304,paint according to your order
Rolling shaft---------In value="2" tcsc="0" unitname="mm" w:st="on">2mm thicknesses cold-roll steel tube with machined blocks at each and incorporating high-speed bearing
Cross bar-------In aluminum lath
Curtain------made in high-density polyester fabric.  
Thinkness:value=".8" tcsc="0" unitname="mm" w:st="on">0.8mm or value="1.5" tcsc="0" unitname="mm" w:st="on">1.5mm
Self-extinguishing rate: DIN4102
Colour:blue

transparent window------ -use transparent pvc film imported from Japan, various styles ,size and location according to your order.thinkness:value="1.5" tcsc="0" unitname="mm" w:st="on">1.5mm