Beijing

Passengers queue to enter subway at Beijing railway station in Beijing, capital of China, Feb. 8, 2011. It is estimated that the first Post-Spring Festival traffic peak has started and the railway stations all over the country have taken measures to regulate the passenger flow. (Xinhua/Zhao Wanwei)

Passengers line up to enter a subway station at Beijing Railway Station in Beijing, capital of China, Feb. 8, 2011. It is estimated that the first Post-Spring Festival traffic peak has started and the railway stations all over the country have taken measures to regulate the passenger flow. (Xinhua/Zhao Bing)

Passengers queue to enter subway at Beijing railway station in Beijing, capital of China, Feb. 8, 2011. It is estimated that the first Post-Spring Festival traffic peak has started and the railway stations all over the country have taken measures to regulate the passenger flow. (Xinhua/Zhao Wanwei)