Disclosed is a trolly. The trolly according to an embodiment of the present invention comprises: a body which supports a wheel rolling by being connected to a rail and includes a hanging part for hanging an object; a screw axis installed on the bottom side of the body; a pressing unit comprising a pressing member arranged on the bottom of the rail, and first and second moving members which are connected to the pressing member through a connection link and pressurizes or depressurizes the bottom surface of the rail by ascending the pressing member through moving to the opposite direction according to rotation of the screw axis; and one or more display unit expressing a pressurizing and depressurizing state on a basis of at least one moving direction in the first and second moving members.
