EMS system is composed of aluminum alloy track, vehicle sets, turnout, sliding guide power-picking device, and lifting gear and electronic controls. Between the vehicle sets, inner power and line segmented power can be realized. The arrangement of lines is flexible, and the aerial wiring or ground wiring requirements can be met according to the customer’s needs. The transport and lifting of the work piece can be rapidly and efficiently realized. The overall structure is beautiful, simple and environmentally-friendly.