Ou-yang Siou, a distinguished litterateur of Northern Song Dynasty, played an important role on Chinese literature history, because he had successfully led the ancient style prose movement and had earnestly written many outstanding works. From these works, Ou-yang Siou's image of solemeity and justice could be noticed obviously, but some works in his lyrics revealed a extremely euphemistical and affectional style which was enormously different from the style of his poetic and prosaic works.