Cao Xinhua prepares ghee tea for her relatives at Honggeda village of Zhuaxixiulong town in Tianzhu Tibetan Autonomous Prefecture of northwest China's Gansu Province, Feb. 23, 2009. Niu Gongque, an ethnic Tibetan, and his wife Cao Xinhua of Han ethnic will celebrate Tibetan New Year with their relatives at home in Tianzhu Tibetan Autonomous Prefecture.