Coordinate Id of same card that is read by two different card readers
问题 In a part of a software, card is read by a card reader and is allocated to an user. And in other part of this software, in a terminal by same card reader, the user card is read and fetch data from database by card serial number and etc. In a new part of this software, there are a new terminal with a new card reader. card is read from this card reader and fetch data from database and etc. So, now the problem is that a same card that is read by this two card readers are different in type. The