Key Lab of Prescription High-tech Research of Jiangsu Province was established in 2010 upon the approval of the Department of Science and Technology of Jiangsu Province. Research directions: (1) research into the discovery of classical prescriptions and knowledge of famous doctors and prescriptions based on information technology; (2) research into the material basis of complicated combination of prescriptions based on compatibility effect; (3) research into the pre-processing and refining process of prescription preparation based on process engineering.