Soft packaging of milk, coffee, snacks and other foods is printed with production date, batch number, origin and other information related to food safety, which plays a very important role in preventing buyers from eating expired or counterfeit inferior goods. In the production process of these foods, due to machine…

To prevent food from staling, manufacturers generally place deoxidizers and desiccants in food packaging. Deoxidizers, as food preservatives, can prevent food from spoiling by controlling the amount of oxygen in food packaging; desiccant can absorb moisture in the gas inside the packaging, thereby achieving internal dryness of the packaging and keeping…