The invention discloses a tray box and a method for using the tray box to load goods. The tray box comprises an under frame, two end frames, a first side frame, a second side frame, at least one pressure bearing bar and a front stop bar, wherein the under frame comprises two oppositely arranged side beams and two oppositely arranged stringers; two end frames are respectively arranged on two side beams of the under frame; the first side frame and the second side frame are respectively arranged above two stringers of the under frame; the pressure bearing bar is arranged on the under frame and comprises at least one groove arranged on the upper surface of the pressure bearing bar; and the front stop bar is arranged on a preset position which is between two end frames and close to the first side frame, and is provided with at least one groove facing an internal opening of the tray box. The tray box can bear goods safely and reliably, and can effectively prevent goods from being damaged during transportation.