Jinan Changqing Vocational Secondary School, Jinan Industrial Technology School, Jinan Preschool Teachers College, Jinan Industrial Technology School. Changqing District of Jinan City, as a municipal district of Jinan, has trained many outstanding professional and technical personnel. The technical schools in this area mainly include Jinan Changqing Vocational Secondary School, Jinan Industrial Technical School, Jinan Preschool Teachers College and Jinan Industrial Technical School. Technical schools, referred to as "technical schools", mainly train intermediate skilled workers. According to the classification of schools, secondary vocational schools can be divided into four types: vocational high schools, general secondary schools, adult secondary schools and technical schools, and technical schools have gradually developed into three levels: technical schools, senior technical schools and technician colleges.