People of the Zang ethnic group visit the Dongfanghong Square in snow in Lanzhou, capital of northwest China's Gansu Province, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11.(Xinhua Photo)

A river is covered with snow in Yan'an, northwest China's Shaanxi Province, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11. (Xinhua Photo)

People sing in snow at the Zhongshan Park in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11. (Xinhua Photo) A woman walks in snow at the Zhongshan Park in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11.(Xinhua Photo) Children play with snow in Yan'an, northwest China's Shaanxi Province, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11. (Xinhua Photo) People walk on the snow-covered street in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11.(Xinhua Photo) A woman pushing her bicycle walks on the snow-covered road in Lanzhou, capital of northwest China's Gansu Province, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11.(Xinhua Photo) People walk on the snow-covered street in Yinchuan, capital of northwest China's Ningxia Hui Autonomous Region, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11. (Xinhua Photo) A girl laughs as she plays with snow in Yan'an, northwest China's Shaanxi Province, Jan. 12, 2008. Snow fell for the first time this year in some parts of China from Jan. 11. (Xinhua Photo)