Children of Mongolian ethnic group present traditional clothes in Xi Ujimqin Qi, north China's Inner Mongolia Autonomous Region, on December 28, 2009. Ujimqin grassland ice and snow carnival is opened on Monday, with many activities including horse-racing, archery, picking things on a running horse and camel-racing, attracting tourists here to taste the unique custom of Mongolian ethnic group. [Xinhua]

A traditional Ujimqin wedding ceremony is presented for tourists in Xi Ujimqin Qi, north China's Inner Mongolia Autonomous Region, on December 28, 2009. [Xinhua]