1) Hydraulic 2) PLC intelligent control. 3) Man-machine interface 4) Colour face material feeder 5) CE/ISO9001 ... PLC is adopted to control,with man-machine interface and automatic diagnosis function. For the electro-hydraulic proportional valve is used in its ... tiles, dock linkage blocks, road curb bricks, sod bricks, hydraulic blocks hollow blocks, perforated bricks, and standard bricks etc. Product ...