JIANGSU, East China — At a high-end dim sum restaurant in downtown Nanjing, Li Yaozhu is helping her 83-year-old mother shoot her latest viral video. Sitting on a sofa by the window, Li films her mother as she ties her Hermes silk scarf in an elegant bow. Later, she’ll edit the footage and post it to her feed on Xiaohongshu, a Chinese social app. Li, … Continue reading How an Army of Elderly Influencers Took Over China’s Instagram