| Prof. ZhanYing is a famous expert on the study of WXDL. He persistently and diligently majors in the study of WXDL, and gains a lot of outstanding achievements beyond other researchers,especially in the aspects of checking and annotating and the building of the style theory. This paper evaluates Prof. Zhan's achievement, discusses his style of study and summarizes his spirit of research from the following perspectives : the features and advantages in the editions recording , the character and features in checking and annotating of WXDL , the building of the style theory and making research on the YINXIU 'supplement which is true or false .The first part ,through comparing Prof. Zhan's achievements with those of Prof. WangLiQi and YangMingZhao on the editions recording , presents his distinguishing features and advantages in the editions recording . Prof. Zhan conducts deep research on checking and annotating of WXDL, which is collective and variorum . The second part shows features and breakthrough in this aspect . The third part summarizes the achievements of the style theory, and putting them in the historical development of WXDL study , this paper analyzes their innovation and influence. The fourth part focuses on making research on the YINXIU 'supplement which is true or false . Prof. Zhan has studied WXDL almost 40 years with outstanding achievements and the spirits of study which are worth for us to study . This is also the reason why the paper selects this topic . |