↓

Up grade the existing system to the new advance elevator system

- Up grade the hydraulic system to the new gearless machine roomless system

-  Up grade the existing DC controller to the new micrpprocessor SCR drive control

-  Up grade the existing AC controller to the new  microprocessor VVVF drive control

   STEP SMART COM II Microprocessor controller

   With serial communication system and CANBUS system to reduce grately wire and minimize the wiring cost .

   Full selective and collective control with up to 8 car groups control

   VVVF inverter drive ( Variable Voltage and Variable Frequency )