It is a channel designed for cross-domain collaboration. Share and work with people from other companies, while maintaining the highly integrated document/private chat structure. External companies and contact can concurrently collaborate without worrying about losing files/messages once a host disconnects them.
The conference host can invite other workdomains to join the conference as conference participants. Upon accepting the invitation, the invitee will become the workdomain representative and can add their domain users to the conference.
A conference channel contains the following types of chatrooms: conference chat, private chat and document chat. The main chatroom for external communication is Conference chat, while private and document chat are for communication within a workdomain.