Yin Cheng Physical Examination Research Center is a branch of Yin Cheng Culture Communication Co., Ltd. (Yin Cheng Education). The center is a professional institution led by He, a well-known domestic medical counseling teacher and medical laboratory research expert, who independently develops and compiles a variety of authoritative medical counseling books. Yin Cheng Medical Examination also has an excellent teaching team composed of a large number of doctoral experts who have studied the proposition rules and review points of medical examinations in universities such as Beijing Medical University and Union Medical College for many years. At present, the business of the center has spread all over the country, such as Beijing, Hubei, Chongqing, Jiangsu, Shandong, Shanxi, Henan, Guangdong and other places. Yin Cheng Medical Examination Research Center has won unanimous praise and admiration from medical students and examinees all over the country for its authoritative teaching staff, scientific curriculum system, rigorous teaching attitude and excellent book quality.