Our company launched our first line of intelligent barriers in 2005. These barriers
possess four technological innovations:
1) Silent operation
2) Clutch unit can be operated manually
3) Intelligent detection
4) Just one second for pole lifting

Six national patents:
1) Decelerating unit
2) Intelligent detection unit
3) Clutch
4) Machine core structure
5) Box with unique surface
6) Pole with unique surface