本文简要介绍了二维码的概念与技术特点,认为现阶段二维码在我国图书馆的实践应用主要集中在信息传递、网址链接及资源下载、导引和定位导航等方面,在深入研究和挖掘二维码功能特点的基础上探讨其在未来图书馆中沟通互动交流、身份认证识别、远程信息素养教育等方面的服务延伸和发展前景。 This paper briefly introduces the concept and technical characteristics of two-dimensional code, that the two-dimensional code at this stage in China’s practical application of the library mainly in information delivery, web site link and resource download, navigation and navigation and other aspects, in-depth study and Digging out the features of QR codes and discussing the service extension and development prospect in the future such as communication interaction, identity authentication and distance information literacy education in the library.