Chorus of Liaoning Opera House, well-known in the country, once served as chorus in opera “Boundless Field” and “Vast Sea” and rehearsed “Beethoven Ninth (Choral) Symphony” twice, and generally regarded as first-class well-trained chorus at home by experts and scholars. It has won professional prize for chorus at national level and provincial level for many times, which displays tremendous strength. In 2000, the Chorus served as chorus of Outdoor Opera Spectacle “Aryeda” of Shanghai International Arts Festival, and won identical acclaim from international experts and scholars.