Deep in the mysterious and beautiful mountains, the satellite launch center stands side by side with the ancient ethnic village Beidou Village.The villagers have been accompanying satellite launches for fifty years and have made silent contributions.Niu Weixing, a grassroots villager who left his hometown to work, and Azhuo, a refined and independent Yi girl, returned to their hometown together by chance and led the villagers to develop aerospace cultural tourism.They had an interesting story with Zhou Yuhang, an aerospace cadre stationed in the village.