Nanjing. According to the brief information of in the name of people, the office building of Han Dong Provincial People's Procuratorate is the auditorium of Sipailou Campus of Southeast University, the ministry building is the library of Sipailou Campus of Southeast University, the gate of Han Dong Provincial People's Procuratorate is the west gate of Nanjing Institute of Physical Education, a national ministry in Beijing is Nanjing University of Aeronautics and Astronautics, and Lincheng Development Zone is an extension of the Youth Olympic Riverside Park. 95% of the play was shot in Nanjing.