Gao Yaqian, an 8-year-old pupil of the Central Primary School of Lirang Town, smiles while enjoying a leisure moment at home, in Liangping County, southwest China's Chongqing municipality, November 4, 2009. [Xinhua]

Gao Yaqian (Front), an 8-year-old pupil of the Central Primary School of Lirang Town, goes back home with schoolmates, in Liangping County, southwest China's Chongqing municipality, October 30, 2009. [Xinhua]