On the evening of April 25, the immersive night tour project "Tianxia Jiayuguan" "opened" once again. This year, project has been further upgraded. Building on the foundation of its 4 themed chapters, 8 light and shadow nodes, and the narrative linked by the stories of 6 heroic figures it has invited professional performance teams to enrich the variety of programs, added interactive NPCs, and innovated interactive formats based on scene characteristics and tourists' viewing habits, continuously enhancing tourists' of participation and experience.