Katherine Jones, an American student studying in Liaocheng University looks at a Peking Opera mask in Liaocheng, east China`s Shandong province, June 9, 2011. Foreign students were invited by local artists Yang Xueguang, a Peking Opera amateur, to have a real taste of Peking Opera and its various masks at his home, prior to the country`s sixth Cultural Heritage Day falling on June 11, 2011. (Xinhua/Zhang Zhenxiang)

Zack Kirchner, an American student studying in Liaocheng University looks at a Peking Opera mask in Liaocheng, east China`s Shandong Province, June 9, 2011. Foreign students were invited by local artists Yang Xueguang, a Peking Opera amateur, to have a real taste of Peking Opera and its various masks at his home, prior to the country`s sixth Cultural Heritage Day falling on June 11, 2011. (Xinhua/Kong Xiaozheng)

Katherine Jones, an American student studying in Liaocheng University listens to an introduction of a Peking Opera mask in Liaocheng, east China`s Shandong province, June 9, 2011. Foreign students were invited by local artists Yang Xueguang, a Peking Opera amateur, to have a real taste of Peking Opera and its various masks at his home, prior to the country`s sixth Cultural Heritage Day falling on June 11, 2011. (Xinhua/Kong Xiaozheng)

Katherine Jones, an American student studying in Liaocheng University presents a box of Peking Opera masks in Liaocheng, east China`s Shandong province, June 9, 2011. Foreign students were invited by local artists Yang Xueguang, a Peking Opera amateur, to have a real taste of Peking Opera and its various masks at his home, prior to the country`s sixth Cultural Heritage Day falling on June 11, 2011. (Xinhua/Kong Xiaozheng)