The invention relates to the field of furniture, in particular to a dual-purpose cabinet, which comprises a wall cabinet and a bedstead, wherein the bedstead comprises a fixed end hinged with the wall cabinet, a movable end far from the fixed end, a bed surface towards the wall cabinet, and a bed back at the opposite side to the bed surface, and storage compartments are arranged in the bed back; each storage compartment is a storage space with an opening, and is connected with the bedstead through a rotating mechanism, and the rotating mechanism is driven by the rotating movement of the bedstead to keep the opening direction of the storage compartments unchanged. According to the scheme, the space of the bed back is fully utilized, and the bed back is transformed into a storage cabinet, accordingly, the bedstead is folded in the wall cabinet when no guests come, the whole wall-mounted bed can be used as a cabinet, and the condition that the goods in the cabinet are always in the same storage state in any rotating positions of the bedstead and cannot tilt, turn or rotate along with the rotation of the bedstead can be ensured by the rotating mechanism.