The EPS foam packaging box comprises a packaging box body, a supporting face, a positioning face, a positioning block and a limiting groove matched with the positioning block, the positioning block and the limiting groove are located on the upper surface and the lower surface of the packaging box body respectively, and the supporting face and the positioning face are located on the upper portion and the lower portion of the packaging box body respectively. The supporting surface is matched with a first surface of the automobile top cover, and the positioning surface is matched with a second surface of the automobile top cover; through cooperation of the positioning blocks and the limiting grooves, the two EPS foam packaging boxes used for transporting the automobile top covers are stacked, and the edges of the two stacked packaging box bodies are attached to each other. According to the EPS foam packaging box for transporting the automobile top covers, through cooperation of the positioning blocks and the limiting grooves, the packaging boxes for transporting the automobile top covers can be stacked, the edges of the two stacked packaging boxes for transporting the automobile top covers are attached, and reliable protection of the automobile top covers is achieved.