Complex sentence: His first acting debut was in on Yixin Gao's movie CopyCat (盗版猫-Dao Ban Mao), the movie is a black comedy about the problems of music piracy, which was released in September 2009 in China.
Split into simpler sentences: His first acting debut was in on Yixin Gao's movie CopyCat (盗版猫-Dao Ban Mao). The movie is a black comedy about the problems of music piracy, which was released in September 2009 in China.