C285 The Old Man's Bracelet

Dr. Cheung's full name is Zhang Mao. He used to be in our school. He was an outstanding student in his grade. After he graduated, he probably had to take care of his family. He did not go to other places for further studies. In the end, he also made things difficult for him. He could only stay in such a small hospital and barely manage to be an attending physician.

It was really, really not easy