Unique card application system

摘要

A unique card application system for the authorized cardholder logs in, no matter it is in transaction or in mere online mode, request signal can be sent and occupies the unique login address corresponding to the card in the card management center, and will refuse any other incoming request signal of other cards for logging in the same login address and dispose correspondingly; the card reader stacker can read and output data of inserted card to the network data processing center intermittently and check in the time login status check device to maintain validity of login, which can avoid refusal of legal re-login of the system in case the card reader stacker is broken down.