Low density polyethylene (LDPE) and flexible metalized films are widely used in confectionery and savory snack packaging. Soft packaging materials can be seen as the main carrier of modern product packaging. How to achieve perfect and clear marking on soft packaging film and aluminum foil is a problem that the marking industry needs to consider at the beginning of the development of the marking sc
China is a country that attaches great importance to food. The Chinese food culture has a long history. The industrious and intelligent Chinese children have developed a unique traditional Chinese food culture based on local conditions and learning from others. As an essential ingredient in daily cooking, condiments occupy a very important position in China's food culture. Condiments are also esse
