The [Linking Heart] system is committed to creating a smart community exchange platform, focusing on two-way communication and interaction between the community and its members. The Linking system omits the complicated document operation process, and realizes full intelligent management from applying for membership to participating in activities; it integrates the three modules of information sharing, welfare and activities to promote the participation of new and old members; members can The APP terminal can quickly switch to a different community, enter the community page with one key, and quickly shorten the distance between members and the community.