Bullet trains seen above field of cole flowers across China

A bullet train is seen above the field of cole flowers in Qionghai City, south China's Hainan Province, Feb. 3, 2018. The day of "Lichun", literally meaning the beginning of the spring, falls on Feb. 4 this year. Lichun is the first of the 24 solar terms of the Chinese lunisolar calendar. (Xinhua/Meng Zhongde)

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