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Import and export customs declaration is an important procedure for declaring to the customs in accordance with the provisions after the entry of imported goods in order to realize legal import and export trade.

The process of import and export trade refers to the whole process from the importor to the purchase of goods to the shipment of goods to the destination and the completion of delivery.This process includes overseas procurement, transportation, clearance, logistics, distribution and delivery.

Maritime transport is the main mode of transport in international trade, and there are many terms involved, such as customs clearance, clearance, clearance, etc. These terms need to be differentiated in the process of operation, here are some explanations: