The world-famous Beijing Tongrentang Pharmacy is located at No.20, Dashilan South Commercial Street Road, Xuanwu District. It is a time-honored brand with a long history and enjoys a good reputation at home and abroad. Tongrentang Pharmacy, formerly known as Tongrentang Pharmacy, was founded in the eighth year of Kangxi in Qing Dynasty (1669). The founder Le Xianyang and his great-grandfather Le Liang are practitioners. Because of the hand clock, Ming Yongle moved from Ningbo, Zhejiang to Beijing. In the early Qing Dynasty, Le Xianyang became an official of Qingtai Hospital, ending his ancestral career as a doctor of Zhong, and founded Tongrentang Pharmacy in the eighth year of Kangxi (1669). In the 27th year of Kangxi in Qing Dynasty (1688), Le Xianyang died, and his son Le Feng Ming inherited his ancestral business. In the forty-first year of Kangxi (1702), Tongrentang pharmacy was opened in the south of Dashilan Street outside Qianmen, Beijing. He deliberately searched for pills, powder, ointment and various dosage forms to compile a book. The book contains palace secrets, ancient prescriptions, family secrets and historical prescriptions, which brings together the essence of traditional Chinese medicine and establishes strict technological norms for Tongrentang Pharmaceutical. Since then, the drugs produced and sold by Tongrentang are famous at home and abroad, and also won the trust of the royal family. In the first year of Yongzheng in the Qing Dynasty (A.D. 1723), Tong Ren Tang began to offer medicine to the imperial court and became a royal drugstore. 1954, Tong Ren Tang took the lead in applying for public-private partnership in Beijing, which inspired many national businessmen. At present, the top ten famous drugs in Tongrentang are Niuhuang Jiedu Tablet, Xiaoshuan Zaizao Pill, Theron rheumatism wine, Ganmao Qingre Granule, Beijing Zhike Tanchuan Pill, Goupi Ointment, Xiaoer Qingfei Oral Liquid, Anshen Jiannao Liquid, Hemiplegia Rehabilitation Pill and Guci Xiaotong Liquid.