Metal packaging is one of the widely used packaging forms for food and beverages. For containers and packaging materials that are in direct contact with food and beverages, the country has formulated relevant food safety regulations. Therefore, metal packaging for food and beverages is also the packaging category with the strictest production standards and the highest technical barriers among all metal packaging. Protective coatings can ensure a long shelf life for food and beverages and are widely used in the metal packaging industry. LANScientific provides mature measurement solutions to help can packaging companies accurately control the thickness of metal coatings in the manufacturing process.