Zhang zhi. Official website, a middle school affiliated to Northwest Normal University, shows that the teacher graduated from the Physics Department of Northwest Normal University with a bachelor's degree, is a full-time senior physics teacher, a provincial-level teaching expert in Gansu Province, a backbone teacher, a municipal-level education and teaching expert, and is specially invited as a postgraduate tutor of Northwest Normal University. As a high school physics teacher, class teacher, senior three monitor, etc. Many senior three graduating classes were admitted by famous schools such as Tsinghua Peking University, and helped students to participate in the national physics competition and won the first prize at or above the provincial level, with excellent teaching results. He has won the first prize of provincial and national speech contests for three times, and presided over two provincial education and teaching topics, namely, the development and integration of supporting courseware resources for new physics courses in senior high schools and the development and application of experimental teaching resources in senior high schools, which were listed as provincial key topics and passed the provincial appraisal. Two scientific research achievements have won national patents, and many educational and teaching papers have been published in journals above the provincial level. He is a very powerful physics teacher, who has undertaken physics teaching and college entrance examination discussions in many provinces and cities.