C200 Temporary Neglect

I didn't think much of it at the time, but based on what Li Fengyun said, I believe that Lin ChengHui must have been involved in the theft of the drugs. In fact, it is very possible that Lin ChengHui stole the drugs himself and gave them to his mother, Wang Ya.

Perhaps, the person who thought of using medicine to harm Zhao Yao and his mother was Lin ChengHui