23. A father sees his seven-year-old son off at a railway station in Hefei, Anhui province Feburary 5, 2010. The son is travelling back with his mother to their hometown in Qinghai province while the father stays to run a noodle restaurant. China on January 30 began its annual mass passenger transportation for the traditional Lunar New Year, with an expected 2.54 billion journeys in the coming 40 days, Xinhua News Agency reported.