Traditional Chinese Medicine (TCM) is one of the precious cultural heritages in our motherland. But its modernization and internationalization are blocked by its poor consistence and instability. As one of the main reasons, the absence of efficient process analytical methods greatly induces the difficulty in the process control of TCM production. Based upon the characteristics of near infrared spectroscopy (NIR), the process analytical theories and methodologies of the application of NIR in TCM production w...