The invention discloses a packaging box. The packaging box comprises a shell, a first accommodating part, a second accommodating part and a transmission part, wherein the first containing portion is arranged in the shell in a pulling mode, a first containing groove is defined in the first accommodating portion, the second accommodating part is arranged in the shell in a pulling mode, a second accommodating groove is defined in the second accommodating part, and the first accommodating part and the second accommodating part are arranged side by side in the vertical direction; the transmission part is arranged between the first accommodating part and the second accommodating part, and when the transmission part is configured to pull one of the first accommodating part and the second accommodating part, the other one of the first accommodating part and the second accommodating part is pulled towards the opposite direction under the driving of the transmission part, and therefore, the shell, the first accommodating part, the second accommodating part and the transmission part are matched, so that mobile phones, other parts and instructions can be separately placed in different accommodating parts, a user can conveniently take the mobile phones, the other parts and the instructions, so that the packaging box is enabled to be provided the playability.