There may be many reasons why Hong Xianli is not a first-class actor. First of all, he is not from an ordinary class, which may affect his development and recognition in the professional field to some extent. Secondly, when evaluating the level and status of artists, besides professional skills and performance achievements, other factors will also be considered, such as the artist's wide popularity, contribution to art, awards won, etc. Taking all these aspects into consideration, Hong Xianli may fail to meet the evaluation criteria of first-class actors.

It should be noted that these reasons are only speculation, and the specific evaluation criteria and procedures may vary from region to region and institutions. To understand why Hong Xianli was not rated as a first-class actor, we need to consult relevant evaluation policies and procedures, and make a comprehensive analysis according to his artistic career and achievements.