The study of Xuanying’s DaTangZhongJingYinYi originated in the Qing Dynasty and has yielded rich research results to this day, involving multiple academic fields. By reviewing over 200 relevant research papers, theses, and academic monographs both domestically and internationally, and categorizing them from the perspectives of philology, linguistics, and comprehensive research, the overall research situation of Xuanying’s DaTangZhongJingYinYi in the academic community over the past century can be systematically organized. It can be found that the research focus of Xuanying’s DaTangZhongJingYinYi has changed under the influence of disciplinary specialization. Promoting the construction of Chinese Phonology and Semantics that combines form, sound, and meaning is beneficial for the further development of the study of Xuanying’s DaTangZhongJingYinYi.