Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows the poster of "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows the poster of "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
People view the exhibits during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China, Jan. 6, 2019. (Xinhua/Wu Xiaochu)
Photo taken on Jan. 6, 2019 shows a scene showcased during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China. (Xinhua/Wu Xiaochu)
A visitor views exhibits during the "Journal of a City Foot Soldier" exhibition in Hong Kong, south China, Jan. 6, 2019. (Xinhua/Wu Xiaochu)