A month. Deputy senior middle schools in Xuzhou primary and secondary schools, that is, senior teachers within their jurisdiction, are the titles obtained by teachers, teaching and research personnel and educators in ordinary primary and secondary schools, vocational middle schools, kindergartens, special education schools, reform schools, teaching and research institutions in provinces, cities and counties (cities, districts) and off-campus educational institutions. After publicity, the announcement will generally be issued around 1 month. Announcement refers to the announcement of important matters at home and abroad in the name of the government or groups.