For the teacher qualification certificate, the coding length used above is 17 digits. Every bit in the code has a different meaning.

The first four digits of the certificate code of the teacher qualification certificate are the year code, where the year is the year code recognized as the teacher qualification;

Among them, the fifth and sixth digits are the codes of the provincial administrative region where the applicant is located, representing the provinces (including provinces, autonomous regions and municipalities directly under the central government) where the issuing authority is located. The codes here adopt the standards of "codes of provinces, autonomous regions and municipalities directly under the central government" in the Code of Administrative Division of the People's Republic of China promulgated by the state;

Among them, the seventh, eighth and ninth places are the codes of teacher qualification accreditation institutions, and the coding numbers are uniformly stipulated by the provincial education administrative departments; Note: The accreditation body of teacher qualification certificate is the provincial, city and county education departments, and the specific scope of responsibilities is: 1. The county education bureau is responsible for the qualification registration of kindergarten, primary school and junior high school teachers; 2, the Municipal Education Bureau is responsible for high school, secondary school, technical school teacher qualification registration; 3, the Provincial Department of Education is responsible for the registration of teachers' qualifications in colleges and universities.

The tenth is the teacher qualification type code (1 stands for kindergarten teacher qualification, 2 stands for primary school teacher qualification, 3 stands for junior high school teacher qualification, 4 stands for senior high school teacher qualification, 5 stands for middle school teacher qualification, 6 stands for middle school internship guidance teacher qualification and 7 stands for higher school teacher qualification);

The bit 1 1 is the gender code (related to the year), where "0" means that the holder of teacher qualification certificate is male and "1" means that the holder of teacher qualification certificate is female (but the bit 1 1 of teacher qualification certificate issued after 2009 is "/kloc".

Numbers 12 to 17 are serial numbers, and all the teacher qualification certificates issued this year are coded in an uninterrupted and incremental manner by the teacher qualification accreditation institution according to the time sequence of processing.