research, you are second to none. No one dares to be first.Ou Yan looked at the extracted Su Qingye, somewhat dissatisfied. "It hasn't been fully extracted yet, the components aren't pure enough. I'..."Then I'll let Grandfather Cao cool off for a while and temper his temperament"er. He nodded and drove her home.On the road, Li Sen heard his younger sister's stomach rumbling.He realized something, "Yan Yan, are you hungry Have you eaten dinner yet""I've eaten." Ou Yan lied.My...