Does the subject want to ask "where can I buy a model test in He Yincheng"? JD.COM, Taobao. He is the chief physician of general surgery in Zhongnan Hospital of Wuhan University and one of the founders of education brand. His model test questions can be purchased on shopping platforms such as JD.COM and Taobao, and the model test is mainly based on the national clinical assistant physician qualification examination questions.