Photos taken on Feb. 5, 2014 shows people soaking in a hot spring at a tourist resort in Xingtai, north China's Hebei Province. (Xinhua/Zhu Xudong)
Visitors read books at a book expo in Taipei, southeast China's Taiwan, Feb. 5, 2014. The 2014 Taipei International Book Exhibition kicked off here on Wednesday. (Xinhua/Chen Yehua)
Chinese research vessel and icebreaker Xuelong (Snow Dragon) sails on the sea near Ushuaia, Argentina, Feb. 4, 2014. Xuelong arrived in Ushuaia, the southernmost city in the world, to procure supplies and get another 20 members of Chinese Antarctic exploration team aboard Tuesday. (Xinhua/Zhang Jiansong)
Women frolic on a snow-covered street in the Suixian County, central China's Henan Province, Feb. 5, 2014. Large parts of Henan witnessed long-awaited snowfall Wednesday, forcing an alert for road icing issued. (Xinhua/Liu Junxi)
Parked vehicles are covered by snow in Wu'an City, north China's Hebei Province, Feb. 5, 2014. Central and south parts of Hebei saw snowfalls late Tuesday, forcing a yellow alert for road icing issued. (Xinhua/Wang Xiao)
Passengers are seen at the Bozhou Railway Station in Bozhou, east China's Anhui Province, Feb. 5, 2014. China's traffic saw passenger flows return peak on Wednesday in that people started to go back to big cities to continue work outside their hometowns as the week-long Lunar New Year celebration drew to a close. (Xinhua/Liu Qinli)
A migrant worker is seen at a bus terminal in the Xuan'en County of central China's Hubei Province, Feb. 5, 2014.
Passengers are seen at the Bozhou Railway Station in Bozhou, east China's Anhui Province, Feb. 5, 2014.
A railway staff member uses security systems to check passengers' luggages in Wuhan, capital of central China's Hubei Province, Feb. 5, 2014. Measures have been taken by railway policemen to guarantee the security of the travel rush after Spring Festival in the city. (Xinhua/Cheng Min)
Railway policemen sort out the dangerous articles seized by them in Wuhan, capital of central China's Hubei Province, Feb. 5, 2014.(Xinhua/Cheng Min)
A railway policeman patrols at Wuchang railway station in Wuhan, capital of central China's Hubei Province, Feb. 5, 2014.
A couple bid farewell to their relatives at the entrance of Shenzhen North Railway Station in Shenzhen City, south China's Guangdong Province, Feb. 5, 2014. As Spring Festival holiday comes to an end, the station witnesses passenger flows return peak Wednesday. (Xinhua/Mao Siqian)