"The Songs of Medicinal Properties and Four Hundred Flavors in Vernacular Interpretations" (6th edition) was written by Gong Tingxian, a physician in the Ming Dynasty. "Song of Medicinal Properties and Four Hundred Flavors in Vernacular" (6th edition) is an introductory book for learning Chinese medicine. It introduces the properties, taste, functions, and indications of 400 commonly used Chinese medicines in a four-character rhyme style. The content is concise, catchy, and easy to read and remember.