Li Dingming (1913 - 2004), male, was born in Beijing. Mr. Li was fond of Chinese medicine since he was a child. In 1934, he studied Chinese medicine theory systematically at Huabei Medical College. He graduated in 1938 with excellent results. The following year, he was admitted as a medical practitioner and started his business. He studied with Wang Fengchun, one of the four famous doctors in Beijing. He was deeply influenced by Mr. Wang.

After the founding of the People's Republic of China, he worked in the Second Outpatient Department of Beijing. In 1958, he was transferred to Beijing Hospital of Traditional Chinese Medicine (TCM) as the Chief Physician of Internal Medicine. In 1960, he was transferred to the Department of Gynecology of the hospital. In 1981, he was identified as the priority academic experience inheritance object among the famous old doctors of TCM in Beijing.

Mr. Li specialized in the treatment of difficult and serious problems in andrology, gynecology and geriatrics. He has accumulated rich clinical experiences in medical practice for decades, especially on gynecological diseases of fetus, production, menstruation and leukorrhea. He believed that the hyperemesis gravidarum can be true or fake, but it mostly contains both true and fake, and the most common was the disharmony between the liver and the stomach. The treatment should be focused on the liver and the stomach. Three months later, the embryo had become a fetus, and the Chong and Ren channels could nourish the fetus. If the symptoms were not relieved, it indicates the deficiency of the spleen and stomach. The treatment should put spleen and stomach in the first place, so that the bearing capacity can be enhanced, and then to achieve the effect of nourishing the fetus. In the treatment of leukorrhea in women, he summarized three main types: liver stagnation and spleen deficiency, damp and hot, and syndrome of kidney deficiency. Through the application of drug therapy and psychological therapy methods, the curative effect is remarkable, being praised by patients. Mr. Li summed up his many years of experiences and wrote such papers as Experience in Treating Various Types of Postpartum Fever, Experience in Treating Postpartum Arthritis and Evil Obstruction of Pregnancy, and he also wrote a book named Tangtougejue, the Full Book of Fu Qingzhu on Gynecology.