Environment-friendly printing packaging box

The utility model discloses an environment-friendly printing packaging box which comprises a packaging box body, a buckle mechanism and an adjusting mechanism, the buckle mechanism is arranged on the side of the packaging box body, the adjusting mechanism is arranged in the packaging box body, and the adjusting mechanism comprises a clamping groove frame, a first baffle, a limiting groove and a second baffle. And a first baffle is clamped in the clamping groove frame, and a limiting groove is formed in the middle of the first baffle. According to the environment-friendly printing packaging box, the bottom strength of the hollow box body is improved through the reinforcing base fixed to the lower end of the hollow box body, and bottom sunken parts are reduced, the first baffle and the packaging box body form a clamping structure through the clamping groove frame, and the second baffle and the first baffle form a clamping structure through the limiting groove; therefore, a user can select the number of the firs