This machine is designed for producing bevel edge, with bottom edge grinding. The conveyors pads use reinforced steel sheets, which are treated under special process and have high rigidity. The glass transmittance is very smooth. Spindles are directly driven by high precision ABB motor. The working speed is adjustable by stepless regulator. The glass thickness and working speed are shown on digital readout. This machine is featured by high efficiency and precision easy operation and low cost.