Chapter 491: Selecting the Public Security Team Expert Wang had matters to attend to at home and was preparing to leave for a while. However, even in his absence, things wouldn't be much of a problem. When Zhou Yimin learned that Expert Wang was leaving, he looked at the somewhat tattered scientific research notes, his heart filled with a complex mix of emotions. If possible, he truly didn't want to hand them over. But with these notes in his own hands, he only half-understood much of the…