the full name of the authentic little red book is the English vocabulary of the little red book for postgraduate entrance examination (required words+basic words+super-outline words), as well as a series of real questions, writing, etc. Its brand of little red book is a registered trademark protected by law (that is, it has the R mark in the upper right corner, but it can be Baidu if you don't understand it). The publisher is Northwest University Press, and the author is the English proposition research group for postgraduate entrance examination.