According to an embodiment of the present invention, a lift table comprises an upper plate (1000), a lower plate (3000), a lift assembly (2000) provided between the upper plate (1000) and the lower plate (3000) and including an upper frame (2100) coupled with the upper plate (1000), a lower frame (2300) coupled with the lower plate (3000), and a driving arm assembly (2200) hinged on its ends to the upper frame (2100) or to the lower frame (2300). The driving arm assembly (2200) includes two upper arms connected with each other via a first elastic body, two lower arms connected with each other via a second elastic body, the upper arms hinged to the lower arms, and a locking device provided at an end of the driving arm assembly (2200) to secure a folded or unfolded position of the driving arm assembly (2200).