Not less than 7 days. According to the information of the People's Government of lingchuan county, in 2023, the pre-job training of Shanxi special post teachers: all counties (cities, districts) should arrange the teachers to be hired to participate in the pre-job training for not less than one week, and confirm the qualifications of teachers according to the national regulations before taking up their posts, so as to ensure that the special post teachers can take up their posts with certificates when they start school in autumn.