As a commercial renovation project, the spatial design inspiration for Changsha Beichen Delta Joy City comes from the characteristics of Changsha’s “Star City”. Taking “galaxies and planets” as the main design elements, combined with the unique form of the building itself, the space satisfies its functions while achieving aesthetic sublimation. Layout rich formats such as children’s fun and entertainment, performing arts star making pool, quality river view and retreat dining, star avenue, market, artistic and natural rooftop garden, large-scale extreme amusement, etc. Flexibly utilize space to achieve diversified management, making the space have both dramatic tension and vitality, upgrading the urban commercial space into a unique urban landmark with artistic, trendy and ecological attributes.