Google Hangouts is again coming with new update which aims at improving the group chat experience. Now the participants can share link on hangout for inviting another friends on a chat.

With the new update Group member gets more control group chat access and other members. Members who are directly invited to a chat can add or remove other group member from chat group. The member can join the group only by being directly invited back by someone already in the group. Now, everyone can reach in a mailing list or interact with new member in a project team.
Google Hangouts
If you have a long list of chat groups in your Google Hangout contact list, the new feature makes easier to get to your group chat. You can easily find out your group conversation by searching group name or participants name. This new feature will be rolled out to worldwide Android users starting from today and will be available in iOS soon.