| 摘要 |
A communication terminal uses an application to request that an administrative server provide an invitation code. The administrative server generates and transmits an invitation code that is unique to the communication terminal and that can be used for a plurality of applications used for invitation code requests. The communication terminal discloses the invitation code that was transmitted, and also discloses application information, and when other communication terminals use the application to designate the invitation code, the administrative server grants benefits to the communication terminal according to an invitation number that is the number of communication terminals that have designated the invitation code. |
