I had searched the best of 20 China's uni in the field of law as followed:
1
A++
Peking University (http://www.pku.edu.cn/)
2
A++
Renmin University of China (http://www.ruc.edu.cn/)
3
A++
Wuhan University (http://www.whu.edu.cn/)
4
A+
China University of Political Science and Law (http://www.cupl.edu.cn/)
5
A+
Fudan University (http://www.fudan.edu.cn/)
6
A+
Tsinghua University (http://www.tsinghua.edu.cn/)
7
A+
Zhongnan University of Economics and Law (http://www.znufe.edu.cn/)
8
A
Jilin University (http://www.jlu.edu.cn/)
9
A
Zhejiang University (http://www.zju.edu.cn/)
10
A
Southwest University of Political Science and Law(http://www.swupl.edu.cn/)
11
A
SUN YAT-SEN UNIVERSITY (http://www.sysu.edu.cn/)
12
A
Xiamen University (http://www.xmu.edu.cn/)
13
A
East China University of Politics and Law (http://www.ecupl.edu.cn/)
14
A
Nanjing University (http://www.nju.edu.cn/)
15
A
Nankai University (http://www.nankai.edu.cn/)
16
A
East China Normal University (http://www.ecnu.edu.cn/)
17
B+
Soochow University (http://www.suda.edu.cn/)
18
B+
Shandong University (http://www.sdu.edu.cn/)
19
B+
Huazhong Normal University (http://www.ccnu.edu.cn/)
20
B+
Sichuan University (http://www.scu.edu.cn/)
I hope this info can meet your need
any more details you want,just post reply