Beijing Tongrentang is a famous old Traditional Chinese Medicine enterprise with more than 300 years of history，it has developed into a modern large-scale Traditional Chinese Medicine group. Tongrentang after hundreds of years without failure，reputable both at home and abroad，this is owed to the protection of intellectual property of Tongrentang Traditional Chinese Medicine. This article describes the development of the Beijing Tongrentang，corporate culture，and analyzes the Tongrentang brand protection，trademark strategy，technological innovation and patent protection，TCM protection，the protection of intangible cultural heritage as well as overseas intellectual property protection，hope that the successful experience of intellectual property protection of Tongrentang can give other Traditional Chinese Medicine enterprises some references about development and protection of intellectual property rights.