Effective. According to Xue Xin's survey. Xue Xin's student status verification code. Com Starting from March 20 19 15, the online verification codes of the newly applied Electronic Registration Form of Academic Credentials of the Ministry of Education and the Online Verification Report of the Student Status of the Ministry of Education were upgraded to 16 digits. Therefore, students of 12 student status verification codes don't have to worry, just fill them in normally, and they are all valid.