S2 train runs through blooming flowers in Beijing (1/4)

A suburban train runs through blooming flowers interspersed along the S2 line near Juyongguan Pass of the Great Wall in Beijing, March 21, 2023. (Photo: China News Service/Yi Haifei)

A suburban train runs through blooming flowers interspersed along the S2 line near Juyongguan Pass of the Great Wall in Beijing, March 21, 2023. (Photo: China News Service/Yi Haifei)

A suburban train runs through blooming flowers interspersed along the S2 line near Juyongguan Pass of the Great Wall in Beijing, March 21, 2023. (Photo: China News Service/Yi Haifei)

A suburban train runs through blooming flowers interspersed along the S2 line near Juyongguan Pass of the Great Wall in Beijing, March 21, 2023. (Photo: China News Service/Yi Haifei)