On 19 16, Lin (first from the right) took a group photo with her cousin. They are wearing the uniforms of Peihua Girls' Middle School in Beijing. School uniforms were a symbol of social progress at that time, especially the appearance of female school uniforms.

1948, Tsinghua University, Beijing, when college students wear school uniforms to participate in sports activities.

1965, a group photo of "Hong Xiaobing from People's Primary School" shows the style and characteristics of school uniforms.