A laundry treatment apparatus comprising: a drum configured to include a drum body providing a space in which laundry is stored, a front cover forming a front surface of the drum body, a rear cover forming a rear surface of the drum body, and a drum inlet penetrating the front cover; a fixing panel provided to be spaced apart from the rear cover; a driver configured to include a stator supported by the fixing panel to form a rotating magnetic field, and a rotor rotated by the rotating magnetic field to generate power required to rotate the drum; a panel exhaust port provided to penetrate the fixing panel; an exhaust duct configured to guide air discharged from the drum to the panel exhaust port; a heat exchanger configured to include a fan for enabling air to move along the exhaust duct, a heat absorption unit for dehumidifying air introduced into the exhaust duct, and a heating unit for heating air having penetrated the heat absorption unit; a supply port configured as a plurality of through-holes penetrating the fixing panel and surrounding the stator; an air inlet formed to penetrate the rear cover; a flow passage forming portion, one end of which is fixed to the fixing panel and the other end of which contacts the rear cover, configured to interconnect the supply port and the air inlet; a supply duct configured to include a duct body that is fixed to the fixing panel to guide air discharged from the panel exhaust port to the supply port, and a rotor reception portion formed to penetrate the duct body so that the rotor is exposed to the outside of the duct body, wherein the supply port is configured in a manner that the number of through-holes disposed above a horizontal line penetrating a center of rotation of the rotor is greater than the number of other through-holes disposed below the horizontal line, or is configured in a manner that the sum of areas of the through-holes disposed above the horizontal line is greater than the sum of areas of the other through-holes disposed below the horizontal line. a drum configured to include a drum body providing a space in which laundry is stored, a front cover forming a front surface of the drum body, a rear cover forming a rear surface of the drum body, and a drum inlet penetrating the front cover; a fixing panel provided to be spaced apart from the rear cover; a driver configured to include a stator supported by the fixing panel to form a rotating magnetic field, and a rotor rotated by the rotating magnetic field to generate power required to rotate the drum; a panel exhaust port provided to penetrate the fixing panel; an exhaust duct configured to guide air discharged from the drum to the panel exhaust port; a heat exchanger configured to include a fan for enabling air to move along the exhaust duct, a heat absorption unit for dehumidifying air introduced into the exhaust duct, and a heating unit for heating air having penetrated the heat absorption unit; a supply port configured as a plurality of through-holes penetrating the fixing panel and surrounding the stator; an air inlet formed to penetrate the rear cover; a flow passage forming portion, one end of which is fixed to the fixing panel and the other end of which contacts the rear cover, configured to interconnect the supply port and the air inlet; a supply duct configured to include a duct body that is fixed to the fixing panel to guide air discharged from the panel exhaust port to the supply port, and a rotor reception portion formed to penetrate the duct body so that the rotor is exposed to the outside of the duct body, wherein the supply port is configured in a manner that the number of through-holes disposed above a horizontal line penetrating a center of rotation of the rotor is greater than the number of other through-holes disposed below the horizontal line, or is configured in a manner that the sum of areas of the through-holes disposed above the horizontal line is greater than the sum of areas of the other through-holes disposed below the horizontal line.