Liu Chang (1976—), works at the College of Chinese Studies in Beijing Language and Culture University, has been engaged in undergraduate and graduate teaching for many years in the field of international Chinese teaching, with experience in Spain, Singapore, Thailand and other places. At present, she is committed to the textbooks and teaching in Chinese as a foreign language course, the study of ancient Chinese Philology and Critical Interpretation of Ancient Texts and published a number of related papers and co-edited a number of textbooks: Er Ya Chinese ? Elementary Chinese: Comprehensive Course, HSK Standard Course, International Student Grading Reading Guide, for example.