Studies on the English criminal jury system 并列题名:Studies on the English criminal jury system Studies on the establishment of social services system Study on the reform of the criminal appraisal system Introduction to the Hong Kong criminal justice system. Studies on the reform of social medical insurance system Research on the reform of criminal appeal system Studies on the ancient spartan political system 并列题名:Research on the reform of criminal appeal system 并列题名:Studies on the establishment of social services system