"Explanation of Tang Liquid Classic" was written by Mr. Bian Songjing, a master of Jingfang prescription. The book consists of four volumes. The first volume is mainly based on Mr. Liu Minshu's dictation from 1956 to 1960. The middle and lower volumes are written by Bian Songjing in accordance with Master Liu's thoughts. The last volume is the medical discussion experience of reading "Tang Ye Jing". The book explains "Yi Yin Tang Ye Jing" article by article, which is the first fully annotated version after the publication of "Yi Yin Tang Ye Jing". It also refers to the "Mai Jing", "Jin Gui Jade Han Jing", "Qian Jin Yi Fang", "Treatise on Febrile Diseases" and "Jin Gui Synopsis". This book can be used as a study reference for clinical Chinese physicians or those who are interested in classic prescriptions.