File photo taken on Jan. 13, 2017 shows migrant worker Luo Jiang (R) trying to kiss his daughter goodbye through the window of a train at the Fuzhou Railway Station in Fuzhou, capital of southeast China's Fujian Province. Platforms, witnessing memorable moments of joy and sadness, are the epitome of each year's Spring Festival travel rush, during which hundreds of millions of Chinese go back to their hometowns for family gatherings. (Xinhua/Wei Peiquan)