C1340 Help Her Take off Her Makeup

Bei City Hall.

The medical examiner, Cheng Jin, was standing in a quiet corridor and was surprised by the visitor.

Unexpectedly, Lu Pei and Su Mann actually took the initiative to look for him.

Lu Pei put a folded thin piece of gauze in his hand and said, "Could you please test the composition of the material on it?"

Cheng Jin had an impatient look on his face, "Mr. Lu