C772 I Told You to Go up

Qin Kai liked to do research work related to drugs, so when he heard Zhang Youbin say that he had something to do, he became a little excited: "What is it, is it about drugs? Big brother, do what you need to do. "

Zhang Youbin took out the serum and handed it to Qin Kai. Qin Kai looked at it and saw that it was exactly the same as last time