Hello, supermarkets without trademarks are considered as "three no products". "Three no products" generally refers to products with no production date, no quality certificate, no manufacturer and unknown origin. Another way of saying it is "three no products", that is, products without manufacturer's name, production site and production hygiene license code. "People's Republic of China (PRC) Product Quality Law" stipulates that there must be Chinese factory name, Chinese address, telephone number, license number, product logo, production date, Chinese product description ... "I hope my answer is helpful to you, and I hope it will be adopted. Thank you, if you have any trademark questions, you can trust me privately!