SHANGHAI, Jan. 16, 2012 (Xinhua) -- A man carries his five-year-old son Gu Shengxi in arms on the train K111 from east 皇冠体育app's Shanghai to southwest 皇冠体育app's Guiyang, Jan. 16, 2012. The Spring Festival, or Chinese Lunar New Year, falls on Jan. 23 this year. It is the most important traditional Chinese festival for family reunions. The homecoming is treasured as many go home once a year, while some only return once every several years. (Xinhua/Chen Fei)