Nowadays, there are not only a wide variety of types, but also people are required to print codes on the surface of canned foods, and print the production date, expiration date and other words. In this way, the machine that prints codes on can lids or bottles is called food can inkjet printer. With the advancement of society, nowadays, paraffin wax and other sealed cans have not been used. There are many manufacturing processes and the degree of reliability is quite high. There are more than 100 canned packagings such as cans. Of course, these packaging must be printed on production. The date, batch number, or shelf life, let us consumers see more clearly, can identify when the product was produced, which fully reflects the usefulness and benefits of inkjet printers. In production, many black ink-like letters and words can be seen everywhere, so how these things are printed on the things that people eat and use? In fact, this is done by relying on food material inkjet printers. In addition to looking at the inkjet code of the inkjet printer, consumers and friends need to observe the appearance of the product and the internal food state to judge. The following high-speed methods for you to distinguish canned food: 1. Watch the inkjet printer on the lid or bottle Make sure to print the production date using the inkjet printer and whether the date has expired. 2. Check whether the outer packaging is clean, there are no traces of washing, oily foreign matter or unclean material remaining on the surface. As for the company name, address and telephone number, food products are available now. 3. For glass-packaged cans, the product inside can be directly observed from the outside, and we can observe whether the inside is turbid, whether there is foreign matter, whether the food is swollen, discolored, etc. 4. Try to choose reputable supermarkets when buying this kind of food, and try not to list or special offer products in the mall. The above is an overview of the production date printed by the canned cans inkjet printer. Can coding has become the consensus of our country and the world. The coding of canned food has become an urgent matter for related companies. In the future, food without coding will be ousted by the Society.