First of all, let’s popularize the meaning of these two terms: 1: The UPC code is a bar code for commodities developed by the United States Uniform Code Committee. It is mainly used in the United States and Canada. We can import goods from the United States. See. The UPC code (Universal Product Code) is the earliest barcode used on a large scale. It is characterized by a fixed-length, continuous barcode. It is currently mainly used in the United States and Canada. Due to its wide range of applications, it is also called the universal barcode. The UPC code can only be used to represent numbers, so its character code set is the numbers 0~9. 2: The EAN code (full English name: European Article Number) consists of a prefix code, manufacturer identification code, product item code and check code. The EAN code is a barcode for commodities developed by the International Article Numbering Association and is used throughout the world. To upload any listing on Amazon, you need a UPC, EAN product upload interface UPC, EAN has a red snowflake symbol.