PURPOSE: A valve plate assembly of a compressor is provided to prevent the pressure of suction refrigerant from decreasing by preventing a speed of the suction refrigerant from increasing. CONSTITUTION: A valve plate assembly of a compressor comprises a valve plate(110) and a suction reed(120). The valve plate comprises a suction port(111). The suction reed opens and closes the suction port. The suction port comprises a first inlet side suction port and a second outlet side suction port(113). An area of the second suction port is wider than the area of the first suction port.
