C579 Bleeding Control for 15 Minutes

Reasonably speaking, Zheng Minghui's student felt extremely aggrieved in his heart.

Helplessly, he was indignant but did not dare to say anything. Facing the teacher's doubts, he could only try his best to explain.

"Teacher, Director Liang is still in the operating theater. It should not be convenient for him to answer the phone."

The student had a conflicted expression