This article focuses on the use and development of big data for Traditional Chinese Medicine（TCM）in the context of information age，and its roles in government policymaking，pharmaceutical marketing，TCM research & development，as well as the diagnosis and treatment of using TCM. Big data promotes the intellectual property protection of TCM，protects trademark rights，facilitates innovative research，offers data analysis and early warning functions，and accelerates the transformation of the intellectual property into wealth. Finally，this paper introduces the challenges of intellectual property protection under the era of big data and offers the corresponding coping strategies.