Citizens brave snow to ride on a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. A cold front brought snowfall to the city on April 19 morning. (Xinhua/Zhan Yan)

Photo taken on April 19, 2013 shows peach blossom in snow in Taiyuan, capital of north China's Shanxi Province. The city witnessed a snowfall on Friday. (Xinhua/Yan Yan)

Photo taken on April 19, 2013 shows tulip blossom in snow in Taiyuan, capital of north China's Shanxi Province. The city witnessed a snowfall on Friday. (Xinhua/Yan Yan)

A man rides on a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. The city witnessed a snowfall on Friday. (Xinhua/Yan Yan)

Citizens holding umbrellas walk on a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. A cold front brought snowfall to the city on April 19 morning. (Xinhua/Zhan Yan)

A citizen braves snow to ride on a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. A cold front brought snowfall to the city on April 19 morning. (Xinhua/Zhan Yan)

Pedestrians cross a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. The city witnessed a snowfall on Friday. (Xinhua/Yan Yan)

A citizen holding an umbrella walks on a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. The city witnessed a snowfall on April 19 morning. (Xinhua/Fan Minda)

A citizen braves snow to ride on a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. The city witnessed a snowfall on April 19 morning. (Xinhua/Fan Minda)

A flower is covered with snow in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. The city witnessed a snowfall on April 19 morning. (Xinhua/Fan Minda)

A citizen braves snow to ride on a snowy road in Taiyuan, capital of north China's Shanxi Province, April 19, 2013. The city witnessed a snowfall on April 19 morning. (Xinhua/Fan Minda)