A laundry machine comprising: a first washing unit comprising a first tub, a first drum mounted inside the first tub, and a first drive unit configured to drive a rotation of the first drum around a first rotational shaft; and a second washing unit comprising a second tub, a second drum mounted inside the second tub, and a second drive unit configured to drive a rotation of the second drum around a second rotational shaft, wherein the second drive unit comprises a second stator fixed to a bottom surface of the second tub to form a rotating magnetic field, and a second rotor provided to being rotated by the rotating magnetic field to rotate the second rotational shaft,wherein the second washing unit is arranged above the first washing unit, a diameter of the second drum is larger than a height of the second drum, the first rotational shaft is provided to have as angle smaller than ninety degrees with respect to a bottom surface of a cabinet defining an exterior of the laundry machine, and the second rotational shaft is provided at a right angle to the bottom surface of the cabinet, the second drive unit comprises a motor connected to the second rotational shaft of the second drum in an outer lower portion of the second tub, a plate member is configured to reinforce the second tub and provided between the motor of the second drive unit and a rear surface of the second tub, wherein the plate member is attached to an outer surface of the bottom surface of the second tub and is provided to be exposed to the bottom surface of the second tub, characterized in that the plate member is provided spaced apart from the second stator. a first washing unit comprising a first tub, a first drum mounted inside the first tub, and a first drive unit configured to drive a rotation of the first drum around a first rotational shaft; and a second washing unit comprising a second tub, a second drum mounted inside the second tub, and a second drive unit configured to drive a rotation of the second drum around a second rotational shaft, wherein the second drive unit comprises a second stator fixed to a bottom surface of the second tub to form a rotating magnetic field, and a second rotor provided to being rotated by the rotating magnetic field to rotate the second rotational shaft,wherein the second washing unit is arranged above the first washing unit, a diameter of the second drum is larger than a height of the second drum, the first rotational shaft is provided to have as angle smaller than ninety degrees with respect to a bottom surface of a cabinet defining an exterior of the laundry machine, and the second rotational shaft is provided at a right angle to the bottom surface of the cabinet, the second drive unit comprises a motor connected to the second rotational shaft of the second drum in an outer lower portion of the second tub, a plate member is configured to reinforce the second tub and provided between the motor of the second drive unit and a rear surface of the second tub, wherein the plate member is attached to an outer surface of the bottom surface of the second tub and is provided to be exposed to the bottom surface of the second tub, characterized in that the plate member is provided spaced apart from the second stator.