The invention provides a system for conducting information spreading through a third party social account. The system for conducting information spreading through the third party social account is characterized in that a client end, a social network, an Internet server, an information receiving and sending server, a database server, a member module, an authorization module, an information pushing module, a statistic module and a settlement module are included, and binding joining is conducted through authorization of the third party social account to conduct information spreading and marketing on a fan friend circle; the member module comprises a registering module and a setting module, the member module is connected with the authorization module, the authorization module is connected with an social network open platform, the authorization module is connected with the information pushing module, the information pushing module is connected with the social network, the information pushing module is connected with the statistic module, the statistic module is connected with the social network, and the statistic module is connected with the settlement module. The invention further provides a method corresponding to the system.