Peking opera is a synthesis of stylized action, singing, dialogue and mime, acrobatic fighting and dancing to represent a story or depict different characters and their feelings of gladness, anger, sorrow, happiness, surprise, fear and sadness. In Peking opera there are four main types of roles: sheng (male) dan (young female), jing( painted face,male), and chou (clown, male or female). The characters may be loyal or treacherous, beautiful or ugly, good or bad, their images being vividly manifested.
The repertoire of Peking opera is mainly engaged in fairy tales of preceding dynasties, important historical events, emperors, ministers and generals, geniuses and great beauties, from the ancient times to Yao, Shun, Yu, the Spring and Autumn Period, the Warring States Period and the dynasties of Qin, Han, Sui, Tang, Song, Yuan, Ming, Qing.
More information is available at http://china.youth.cn/culture/peking/200504/t20050406_320330.htm