Is there a shortage of math teachers in Shanghai middle schools?

Lack. Due to the unreasonable allocation of teachers' disciplines, some teachers are very concentrated; However, there is a shortage of teachers in some disciplines, which is called "structural vacancy". According to the information of Shanghai Teachers' Recruitment Network, as of February 2, 2023, the middle school affiliated to Shanghai Jiaotong University, the fourth middle school affiliated to Shanghai Normal University and the West School of Shanghai Experimental School all had recruitment information.