Xu Hao, Chinese blues harmonica player, executive director of harmonica art Committee of China popular music association, vice president of Wuhan harmonica association and member of Wuhan musicians association, was employed as a tutor of harmonica association of Wuhan university and Huazhong normal university. he studied polyphonic harmonica since childhood and studied blues harmonica playing skills for more than ten years. he was once a harmonica player of blind partner band of famous blues rock band in Wuhan. he performed on Hubei theater with famous French harmonica master Jean Jacques Milteau in April 2006. in 2009, he was invited by Wuhan municipal governmen to perform on the same stage with the film Amelie Composer Yann Tiersen in 2009 In recent years, he has done a lot of harmonica historical data collection and collation work, to assist the famous Chinese harmonica teacher Chen shide compiled and published " Chen shide harmonica ensemble ensemble set", " Chen shide harmonica tutorial and solo set", for the harmonica inheritance and development and dissemination has made its due contribution.