The police training was mainly for detectives in police branches in Qinshan City. The training consisted of two parts: theoretical and practical. The theoretical lessons mainly taught the police officers advanced forensic technology concepts, while practical lessons focused on improving the professional skills of the police officers so that they could better carry out their criminal investigation work.
The training lasted five days, and the lessons were given by the country's top experts and professors, as well as veterans in criminal investigation. Those were were able to participate in the training were outstanding detectives in each branch, and each branch only had three representatives. Other than Zhao Yu from Team A, and Lan Bo from Team B, there was also an evidence collection laboratory technician from the forensics department named Hu Bin.