Up and down wide tube box, trapezoidal box structure design, packaging color box design, double box, shape box, tube box extension box type.
This is a hetero-shaped double-socket tube type with a trapezoidal structure that limits the top and bottom of the box to squares.
Packaging structure features:
1 A piece of cardboard is folded and glued to the edges to form a box.
2 When using the need to open the box blank, up and down cover tight, molded into a carton.
3 Foldable transport, low transport cost.
4 shape structure has a unique aesthetics, often do display packaging, sales packaging.