The invention discloses a multimedia message transfer system and a method thereof, belonging to the technical field of wireless communication data service; the multimedia message transfer system which is applied to a wireless communication network comprises a short message transfer platform and a multimedia message management center MMSC-X; the method comprises the steps as follows: the home MMSC addresses of a plurality of numbers which require multimedia message transferring are pointed to the MMSC-X in an ENUM DNS; the sender number home MMSC transfers the MMS for the numbers required to be transferred by the receiver to the MMSC-X; the MMSC-X interacts with the short message platform, gains the numbers to which the receiver number is transferred and informs the transferred number in the form of short message PUSH. The system and the method can transfer the multimedia message users to any internal-network numbers.