The invention discloses a turnover box. The turnover box comprises an outer box body, an inner box body is arranged in an outer box body, the inner box body is a hollow box body, the four side edges of the inner box body are correspondingly provided with adjustable telescopic rods, and the bottom ends of the adjustable telescopic rods are fixed inside the outer box body. Movable pull rings are arranged on the left side and the right side of the inner box body so that the inner box body can be stretched conveniently, a handle is arranged on the right side of the outer box body, rolling wheel placing grooves are formed in the bottom of the outer box body, and rolling wheels are arranged below the rolling wheel placing grooves; and a rolling wheel round shaft is connected with the outer box body, the rolling wheels are the rolling wheels with brakes, so that the turnover box can be moved conveniently and labor is saved.