sentences:  Programme highlights are announced in August each year, with full line up and advance booking from October to December.Genres seen and heard at the Hong Kong Arts Festival include classical music, Chinese music, world music, Western opera, Chinese opera, drama and dance.HKAF presented top international artists and ensembles, such as Cecilia Bartoli, Jose Carreras, Yo-Yo Ma, Philip Glass, Kurt Masur, Riccardo Chailly, Mikhail Baryshnikov, Sylvie Guillem, Kevin Spacey, Royal Concertgebouw Orchestra, Mariinsky Theatre, Bavarian State Opera, New York City Ballet, Paris Opera Ballet, Tanztheater Wuppertal Pina Bausch, Cloud Gate Dance Theater, Zingaro, Royal Shakespeare Company, Moscow Art Theatre, and Beijing People's Art Theatre.