Is the question "Who is the Republic of China's great detective who killed Jasmine"? Yu Da Ren. The Republic of China Detective is co-produced by Aqiye, Shengjin Film, directed by Zhang Weike, Gong Yu as the producer, Wang Xiaohui as the director producer, Dai Ying as the chief producer, Jia Zhiqi, Cai Jinxuan as the producer. The murderer of Jasmine Restaurant in The Great Detective of the Republic is Yu Daren, who killed Jasmine to cover up the death of Cheng Xiangjun. The TV series focuses on the story of Situ Yan, a young lawyer in Peking who is dismissed from his job for sticking to the law, and comes to Harbin to become a detective. In one case after another, he befriends Luo Shaochuan, a straight-laced rich young man's best friend, and gets acquainted with Zhou Mowan, who is a bold and courageous person, and together they dig into a big conspiracy.