A villager of Miao ethnic group plays drum during the Sisters Festival in Taijiang County, southwest China's Guizhou Province, April 17, 2011. Miao Ethnic Sisters Festival, regarded as the ethnic Miao's folk Valentine's Day, is held annually by the girls around the 15th day of the third lunar month. During the festival, Miao ethnic women would cook Sisters Food, made of sticky rice, to give young men as presents. Photo: Xinhua

A tourist gets ready to taste Sisters Food during the Sisters Festival in Taijiang County, southwest China's Guizhou Province, April 17, 2011. Miao Ethnic Sisters Festival, regarded as the ethnic Miao's folk Valentine's Day, is held annually by the girls around the 15th day of the third lunar month. During the festival, Miao ethnic women would cook Sisters Food, made of sticky rice, to give young men as presents. Photo: Xinhua

A girl of Miao ethnic group adjusts her traditional silver adornments before the Sisters Festival in Taijiang County, southwest China's Guizhou Province, April 17, 2011. Miao Ethnic Sisters Festival, regarded as the ethnic Miao's folk Valentine's Day, is held annually by the girls around the 15th day of the third lunar month. During the festival, Miao ethnic women would cook Sisters Food, made of sticky rice, to give young men as presents. Photo: Xinhua

Women of Miao ethnic group dance during the Sisters Festival in Taijiang County, southwest China's Guizhou Province, April 17, 2011. Miao Ethnic Sisters Festival, regarded as the ethnic Miao's folk Valentine's Day, is held annually by the girls around the 15th day of the third lunar month. During the festival, Miao ethnic women would cook Sisters Food, made of sticky rice, to give young men as presents. Photo: Xinhua

Women of Miao ethnic group adjust their traditional headdress during the Sisters Festival in Taijiang County, southwest China's Guizhou Province, April 17, 2011. Miao Ethnic Sisters Festival, regarded as the ethnic Miao's folk Valentine's Day, is held annually by the girls around the 15th day of the third lunar month. During the festival, Miao ethnic women would cook Sisters Food, made of sticky rice, to give young men as presents. Photo: Xinhua

Girls of Miao ethnic group wearing silver ornaments attend "drum dance", part of the Miao's Sisters Festival in Taijiang County, southwest China's Guizhou Province, April 17, 2011. Miao Ethnic Sisters Festival, regarded as the ethnic Miao's folk Valentine's Day, is held annually by the girls around the 15th day of the third lunar month. During the festival, Miao ethnic women would cook Sisters Food, made of sticky rice, to give young men as presents. Photo: Xinhua