Abstract: [Abstract]　In digital age， national cultural security has become a focus of research. However， the role of publishing in keeping cultural security has not yet been paid due attention to. With the language symbol as the main medium form， publishing has direct effects on human perception. Thus it is essential to the national cultural security. As the cultural mother of other mass media， publishing plays a cornerstone role in national cultural security with its characteristics of selectivity， accumulation and sublation.