Shanxi Electric retractable door wide range of different classification methods based on different criteria. First, the main material classification: 1, 2 aluminum retractable doors, retractable stainless steel doors 3, iron retractable door Second, by operating mode classification: 1, 2 manually retractable doors, electric retractable door: A, B Rail electric retractable door , trackless electric retractable door (also known as intelligent robot trackless retractable door) Third, according to the control system classification: 1, 2-wire electric retractable door, full remote control electric retractable door 3, intelligent robot trackless retractable door 

palabras clave: Shanxi stainless steel retractable doors, retractable door Shanxi, Shanxi electric retractable door,