With the development of globalization, international trade has become an important part of the economy of all countries. Export declaration is a kind of official document submitted by exporters to the Customs before the export of goods, which contains detailed information about the goods, such as description, quantity, value, origin, mode of transportation, etc. The main purpose is to ensure that the export activities are legal. Its main purpose is to ensure that export activities are legal and compliant, to prevent illegal behavior, and to maintain the country's economic order and security.Importance of export declarationEnsure legal compliance:The export declaration is an important document for exporters to show customs that their export behavior is legal. Through accurate declaration of commodity information, exporters can prove that their export activities in line with relevant laws and regulations, to avoid legal sanctions due to concealment or misreporting of information.Tax management:Customs obtains information on the value and quantity of commodities through export declarations and carries out tax management accordingly. This helps the state to accurately account for export tax rebates and other related taxes in a timely manner, and protects the state's tax revenues.Trade Statistics:The information in the export declaration is an important source of data for the state to conduct trade statistics. Through these data, the government can analyze the trade flow a