The level of Putonghua proficiency test is divided into three grades and six grades, among which the grade of Grade II A test is between 87 and 9 1.99. This level requires basic pronunciation standards, natural intonation and smooth expression. Some difficulties, such as flat tongue, nasal endings and lateral nasal sounds, sometimes make mistakes, and vocabulary and grammar rarely make mistakes. In universities, it is considered to be a good level for Putonghua to reach Grade II A (Grade II). In universities, Mandarin is the basic requirement of many majors, especially those related to language, education and media.

For some students who want to engage in Putonghua-related occupations, such as hosts, tour guides, teachers, etc. Putonghua level is an indispensable condition. In universities, obtaining dimethyl certificate of Putonghua can also increase some comprehensive quality evaluation scores for students, which is helpful to enhance their comprehensive competitiveness.