TANKO, a new lifestyle settlement which has been widely known by Beijing natives: The courtyard is like a fair market, a feast for the eyes. As early as 2017, the project and its location in Mentougou were a blank on Beijing's cognitive map. Three years ago, with the support of a whole set of new business concepts and theories, TANKO begans a series of exploration and transformation with the way of group co-creation.It is also under such a background that we have the opportunity to contact the concrete content of mountain, communities, commerce and settlement.