Under various advanced instruments, almost no biological trace on this road could escape the investigation of the three men.
Not even a feather, or a bit of dander, could evade the scan of the instruments.
But proceeding this way led to Lu Chuan and his team collecting too much physical evidence.
They hadn't even gone twenty meters from the vineyard, and had already found hundreds of biological traces.
Liu Guodong frowned and shook his head, "These things are useful, but this is not the way to do it."
"With this workload, scanning this one or two kilometers of road, even if we don't eat, drink or sleep, it would take more than ten days."
"And with so much test material, we don't have the manpower to analyze and validate it. We need a different approach."
"Here's what I think," Old Bai thought for a moment and agreed. There were only a few people in the crime scene investigation office. If they took all this material back, it would take months to analyze.
