Yes Key high schools refer to key high schools, usually some famous schools or characteristic schools. These schools invest more in teachers and teaching facilities. In terms of teaching staff, Jiangdong Campus of Hangzhou No.4 Middle School has 3 senior teachers, 4 special-grade teachers, 5522 engineering teachers at the provincial level, academic leaders at the municipal level, and teaching rookies at the provincial and municipal levels 120. These teachers are strictly selected and trained, with rich teaching experience and professional educational background. In terms of teaching facilities, there are sports fields, gymnasiums, gymnasiums and a 400-meter standard runway. The student dormitory is fully functional, and the student canteen uses wisdom to order food. There are books and supermarkets on campus. Therefore, Jiangdong Campus of Hangzhou No.4 Middle School is a high school.