Passengers walk in snow on the square of the railway station in Hefei, capital of east China's Anhui province, Feb. 13, 2014. Hefei witnessed snowfall on Thursday, the 29th day of the 40-day travel rush for 2014 Spring Festival in China. (Xinhua/Liu Junxi)

Passengers walk in snow on the square of the railway station in Hefei, capital of east China's Anhui province, Feb. 13, 2014. Hefei witnessed snowfall on Thursday, the 29th day of the 40-day travel rush for 2014 Spring Festival in China. (Xinhua/Liu Junxi)

Passengers walk in snow with the help of a volunteer (C) on the square of the railway station in Hefei, capital of east China's Anhui province, Feb. 13, 2014. Hefei witnessed snowfall on Thursday, the 29th day of the 40-day travel rush for 2014 Spring Festival in China. (Xinhua/Liu Junxi)