The Luojin City Criminal Police Detachment doesn't have its own vehicle inspection department; similar to Changyang City, they had placed the suspect's abandoned car in the Traffic Police Detachment's vehicle inspection center.
Thus, everyone took a car to the location. Jiang Yuan sat in the back seat and quickly went through all kinds of physical evidence related to the case: fingerprints, footprints, DNA, etc., as well as looking at the information provided by the technical investigation team and other aspects.
With LV5 fingerprint and footprint identification, he looked at these photographs very quickly. Jiang Yuan didn't need to handle them; a brief check was enough to move on.
For Jiang Yuan, who was accustomed to cold cases, this current kidnapping case provided almost too many clues.
Given enough time and ample investigative resources, Jiang Yuan might have been able to determine the perpetrator's information from several angles.