本文以北京师范大学汉语国际教育第二学士学位学生为调查对象，着力调查该群体专业认同情况。旨在回答三个问题：我校汉语国际教育第二学士学位专业认同的现状和特点；影响汉语国际教育第二学士学位专业认同的因素；上述因素为什么以及如何影响汉语国际教育第二学士学位专业认同。本文从认知、情感、投入、匹配、群体、教学六个维度切入，编制了汉语国际教育第二学士学位专业认同调查问卷。通过回收问卷数据和访谈记录，对汉语国际教育第二学士学位学生专业认同现状、个体差异和影响因素进行了统计与分析，得出以下结论：我们发现汉语国际教育下第二学士学位专业认同处于中等偏上水平，得分在各子维度中的表现为：教学＞群体＞情感＞认知＞匹配＞投入。同时，专业认同存在较大的个体差异，主要表现在：对专业态度的变化、学习成绩水平。在专业认同影响因素方面，各个因素都与专业认同呈现相关关系，按照影响力排序表现为：专业因素＞家人朋友因素＞个人因素＞学校因素＞社会因素。在以上基础上，我们对专业认同现状、影响因素进行了分析与讨论。

This paper takes the second bachelor degree students of teaching Chinese to speakers of other languages of Beijing Normal University as the survey object and investigates the professional identity of this group. The purpose is to answer three questions: the current situation and characteristics of the professional identity of the second bachelor's degree in teaching Chinese to speakers of other languages in our university; Factors affecting the professional identity of the second bachelor's degree in teaching Chinese to speakers of other languages; Why and how do the above factors affect the professional identity. This paper compiles a questionnaire from six dimensions of cognition, emotion, investment, matching, group and teaching. Through collecting questionnaire data and interview records, this paper makes statistics and analysis on the current situation, individual differences and influencing factors of professional identity of second bachelor's degree students in teaching Chinese to speakers of other languages, and draws the following conclusions: We found that the professional identity of the second bachelor's degree under teaching Chinese to speakers of other languages is at the upper middle level, and the scores in each sub dimension are: teaching > group > emotional > cognitive > matching > input. At the same time, there are great individual differences in professional identity, which are mainly reflected in the change of professional attitude and the level of academic achievement. In terms of the influencing factors of professional identity, each factor is related to professional identity, which is manifested in order of influence as: professional factors> family and friends factors> personal factors> school factors> social factors. Based on the above, we analyze and discuss the current situation and influencing factors of professional identity.