Amazing Detective Di Renjie, also known as Shen Tan Di Renjie and Wu Chao Mi An, is a Chinese television series based on gong'an detective stories related to Di Renjie, a Tang dynasty magistrate and statesman. Written and directed by Qian Yanqiu, the series starred Liang Guanhua as the titular protagonist, and was first broadcast on CCTV-8 on 6 August 2004. The series was followed by three sequels: Amazing Detective Di Renjie 2 (2006), Amazing Detective Di Renjie 3 (2008), and Mad Detective Di Renjie (2010).
The plot is divided into three parts as follows: