In the coffee packaging industry, octagonal sealed coffee bags are widely used due to their excellent three-dimensional structure and display effect.
Headphone cable packaging bags need to be scientifically designed with optimized structures to effectively store and secure the cable, reducing tangling problems at the source.
In terms of printing technology selection, gravure printing has become the mainstream process for printing flat-mouth garbage bags due to its high precision and thick ink layer.
In the vacuum aluminum plating process, parameters such as vacuum degree, evaporation temperature, evaporation rate and aluminum wire purity must be strictly controlled.
Transparent self-sealing bags, due to their convenient sealing structure and wide range of applications, have become common storage tools in daily life and industrial packaging. In actual use, users often need to frequently open and close the bag, making
The improved process allows for the application of pre-tension to the drawstring via a tension control device before it is embedded in the bag, ensuring that it maintains slight tension even when not fully tightened.