The content mainly talks about the various forces he came into contact with, such as the Japanese Gendarmerie Command in Shanghai, the Chongguangtang Secret Service, the Police Department, and the Shanghai West Gendarmerie Detective Team , etc., and arrangements were made for him by the Military Control Department. ,"Su Chengde was originally a member of the underground party, and his hands were also stained with the blood of the underground party. He caused great loss to the secret organization of the underground party in the Shanghai Stock Exchange . He was highly appreciated by Zian Enzeng and was sent to the Shanghai stock market to carry out anti-rape operations."