Small fonts are printed in the upper right corner or the lower right corner. This kind of packaging means that after registration, only products with recognized quality are eligible to use this kind of packaging, and there will be no such logo on the packaging of cottage products. Through the identification of origin and manufacturer. Shanzhai products are often imitated on the basis of modifying foreign brands, or directly steal trademarks to cheat. When purchasing, consumers can pay attention to the manufacturer marked on the product packaging or instructions to confirm whether it is genuine products produced by the company.