Up and down intubation box, color box, paper corrugated paper box, packaging structure design, packa

   This is a very common box type--- tube type box with reverse tuck. For this box template, there are three tuckstructures in the box template library of Packmage CAD, And dustflaps has two offset ways.
The remarkable feature of this box type is that this box type is a box type of 4 tube box, convenient for subsequent collage metering mode.

Packaging structure design features:
1 One board after folding, and glued the two opposite edges, can form one tube body.
2 Opening on the upper and down sides for sealing end of the reverse tuck.
3 Tuck structures: sloved the problem that the box can be self-opened. There are lock structures between tucks and dustflaps.