This is the most advanced automatic revolving door in the century. 1. The door combines three functions into 1 unity. Automatic revolving door+ Automatic sliding door+ Balanced door Automatic revolving door: to avoid air exchange and reduce energy
costs. It is suitable for north. Automatic sliding door: for a high pedestrian flow and special
access. Balanced door: as emergency breakout and for special access. 2. It adopts unique internet and mobilephone monitor. Thanks to the
unique KBB control software, all 21cnkbb.com located worldwide
could be connected with Monitor Center upon use