This is a flat product simple package, seal edifice at the two tongue buckle buckle, the upper and lower part of the internal folding design to strengthen the strength of the pressure, the structure is stable.
Simple package design features:
1 The structure is simple and is formed into a flat shape.
2 Easy to open, stuck out of the socket structure, no glue bonding.
3 Window design, visible interior.
Advantages and uses of simple packages:
1 Low production costs and easy to use.
2 Often used as a packaging for documents or knitwear, scarf supplies.
3 Also commonly used in some high-end electronic product stoic book guarantee inside bag packaging.
4 Stackup ingons does not take up space and is easy to transport.
