Tiandi cover, trapezoidal box structure, shapebox structure design, display box packaging design, tr

Tiandi cover, trapezoidal box structure, shaped box structure design, display box packaging design, trinket packaging design, pallet packaging design.

This is a trapezoidal double-walled double-bottomed photo frame self-locking tray box with a folding lid stuck inside the box.

Box design structure features: 
1 Double wall plate double bottom plate front and rear 2 sides for double-layer cardboard, short side plate added a layer of plug-in lock structure, forming a three-layer side plate high pressure-resistant structure.
2 tray folding box is a page of cardboard as the center, around the cardboard is folded into the main box shape, the lid and the bottom box are each a piece of paper.
3 Corners are closed by locking, sticking or other means.
4 The connection is designed for the corner link.