The most difficult physical model is the second physical model 20 14 in Putuo District. The most difficult physical model of 20 14 Xuhui is basically the more difficult physical model of Putuo Xuhui Pudong.
The most difficult thing is that the 20 14 Pudong mathematics model test is generally Pudong > Minhang > Hongkou.
At least in high school, I don't know in junior high school.