Credible. According to the inquiry, the doctor's website shows that Han Yingping, female, is the chief physician of the Department of Traditional Chinese Medicine of Henan Provincial People's Hospital, and the tutor of master students. 1982 graduated from the Department of Traditional Chinese Medicine of Henan College of Traditional Chinese Medicine. Zhang Lei is the academic inheritor of the master of traditional Chinese medicine. Engaged in clinical and scientific research work of integrated traditional Chinese and western medicine for more than 30 years. He is good at treating miscellaneous diseases in internal medicine, senile diseases and gynecological diseases, and is also good at Chinese medicine health care.