Male actors who specialize in playing "dan" are referred to as ; the practice arose during the Qing dynasty due to imperial prohibitions against women performing on stage, considered detrimental to public morality. This practice of female impersonation by male actors was led by Mei Lanfang, one of the most famous dan performer. In the early years of Peking opera, all roles were played by men. Wei Changsheng, a male performer in the Qing court, developed the , or "false foot" technique, to simulate the bound feet of women and the characteristic gait that resulted from the practice.