Why is the Sichuan Putonghua certificate not recognized?

The reason why Sichuan Putonghua certificate is not recognized: A valid Putonghua certificate must take part in the national Putonghua proficiency test and obtain a certificate issued by the formal state department. It is not a separate examination certification for individual provinces.

The Grade Certificate of Putonghua Proficiency Test is an effective certificate to prove candidates' Putonghua proficiency, which is uniformly printed by the State Language Committee. The certificate of Putonghua below Grade B shall be issued after being sealed by the Provincial Language and Literature Working Committee, and the certificate of Putonghua Grade A shall be valid after being audited by the National Putonghua Proficiency Testing Center and stamped with the seal of the National Putonghua Proficiency Testing Center.

A valid Putonghua proficiency test grade certificate is common in China.

Putonghua proficiency test:

All Putonghua proficiency tests are conducted by oral examination. The standardization of pronunciation, vocabulary and grammar shown by candidates in the process of using spoken Mandarin is an important basis for evaluating their level.

First, draw lots to see the works and talk about the topic. It takes about ten minutes to prepare. After entering the examination room, first report your company and name, and then follow the four (five) tests: 100 monosyllabic words, 50 disyllabic words, (judgment test), reading works and speaking. The whole exam is recorded, and you can leave the test center after the exam. You can check your grades in about 25 days and get the corresponding Putonghua proficiency certificate.

Refer to the above? Baidu Encyclopedia-Mandarin Certificate