This research used in-depth interviews with nine YouTubers who experienced in channel management and had well-established community. This research indicates that YouTuber's management of community can be divided into "Interaction of community participants'' and "Functionality of community platform". Furthermore, community content includes emphasizing on personal characteristics, sharing useful information and giving community participants feedback. To achieve the community's sustainable development, most YouTuber's profit source is from placement marketing, sponsors, peripheral products, attending commercial performance and crowdfunding. Research contributions are offered to someone who wants to be a YouTuber in the future and academic research reference.