This is overlapping seal end box, with lock structure top and snap lock bottom(or called Houghland). Formed by a corrugated paper board, without independent shake covers, but one piece upper and lower shake cover to seal the carton.
1 A piece of cardboard after folding, glue the edges and make a tube box.
2 When using, need to hold out of the billet, sealing both shake covers, form cartons.
3 Because billet can be folded during transportation, transportation cost is low.
4 Due to curves along the height direction, so with good ability against high pressure.
5 Big cover carton, added a layer at the top, cost more material consumption.
6 With top lock design at the top, the carton can be used to store items.
7 Bottom self-adhesive bottom structure, easy to form, fast.