A little boy helps his mother carry a luggage bag at Nanning train station in Nanning, capital of south China's Guangxi Zhuang Autonomous Region, Feb. 3, 2013. Many children travel with their families during the 40-day Spring Festival travel rush which started on Jan. 26. The Spring Festival, which falls on Feb. 10 this year, is traditionally the most important holiday of the Chinese people. Public transportation is expected to accommodate about 3.41 billion trips nationwide during the holiday, including 225 million trips by railways. [Xinhua]