Abstract: Disclosed herein is a mat vacuum cleaning machine in which a vacuum suction device is installed in a rear region of the machine and is adapted to vacuum suction and remove moisture, impurities, and bacteria in a washed mat so as to effect a rapid drying of the mat, and an electric heating device is installed near the vacuum suction device to heat the mat, which was inevitably deformed and wrinkled in the previous washing and drying processes, to a predetermined temperature from 30° C. to 60° C. so as to evenly smoothen the mat, resulting in an improvement in cleanness of the automotive passenger compartment using the mat.