C1691 Qin Tian's Medical Skills

Whose answer sheet was it that could make Mr. Yu pay so much attention to it and even spend so much time? Was it Du Loong or Qin Tian?

As the invigilator of the second round, Mr. Yu not only required his strength to be very strong, but also his medical skills to be even stronger. It could be said that Mr. Yu's medical skills could almost reach the realm of being omnipotent