For the recent years, it has been popular to integrate various large scale software system based on SOA(service-oriented architecture). SOA mechanism can coexist with the existing systems, and integrate with heterogeneous service platforms fast. Besides, for the users, network resources will be more easily accessed and distributed. On the other hand, after applying NFC(Near Field Communication) security mechanism to the privately cellular phones, the security of Mobile Payment is highly enhanced, and the transaction is become more convenient for the users. The integration of the both SOA and NFC cellular phone techniques will offer the consumers with a brand-new, convenient and safe mobile transaction mechanism.