A man looks at Shanghai's financial district during a snow storm December 15, 2010. Shanghai will see temperatures dip below freezing on Thursday and Friday as the latest cold front hits the city. [Photo/Agencies] 

Photo taken on Dec 15, 2010 shows snow scenery at Donghu Park in Wuhan, capital of central China's Hubei province. The first large scope of snowfall of this winter hit Hubei Province from Tuesday night.[Photo/Xinhua]

Pupils walk on a snow-covered road in Wuhan, capital of central China's Hubei province, Dec 15, 2010. The first large scope of snowfall of this winter hit Hubei Province from Tuesday night.[Photo/Xinhua]