Abstract:With the application of infrared spectroscopy and chemometrics and other new technologies, infrared spectroscopy becomes a powerful tool in traditional Chinese medicine. Its strong ability to identify, accurate results and fast response measurement capabilities, make its application expanding gradually in the study of traditional Chinese medicine processing. The article discusses the development and application of infrared spectroscopy in the past 10 years at home and abroad in the Chinese medicine processing, and discussing its problems and prospects.