The packaging bag apply to various shapes, which is cut from a shrink tube by profiled bag making machine, it is usually a straight line sealed or suitable for different arc angles of the bag.
Functions:
1) Manual shrink bag is convenient for all kinds of containers or boxes, it can choose single-sided seal or all sealed when shrinking bag.
2) It can add all kinds of printing.
3) May be plus convenient and considerate stitching, in order to let consumers can easy to tear shrink wrapping.