* Driven by hydraulic cyliners,transmitted by steel wire rope,it works quietly,safely
   and reliably.
* Steel wire rope and satety handle fixed the column top.
* Approach ramps prevent vehicles from sliding sidewards and front-wheel blocks
   prevent vehicles from sliding forward.
* Numeric control bending machine and numeric control cutting machine are used
   to ensure precision of lift size.
* Steel-ball blasting and plastic spraying workmanship are adopted to ensrue the
   surface looking good for a long time.