A terminal of a cargo management system is provided. The terminal comprises: a scanner for scanning an identity; a wireless interface for wireless connecting to a cargo tag; a memory; and a processing module, coupled to the scanner, the wireless interface and the memory, configured for executing instructions stored in the memory to implement following steps: scanning an ID shown on a cargo tag; scanning an identity corresponding to a cargo; and storing a pairing relationship of the ID of the cargo tag and the identity of the cargo in the memory.