校内外由北京易连忆生科技有限公司开发的面向中小学及幼儿园的沟通互动和成长记录平台。校内外是典型的“互联网+教育 ”，为老师、学生和家长免费提供服务，不仅包含通讯录绑定、私聊、群聊、朋友圈等功能，同时也为教育领域的使用进行了必要的优化，增加了教育专用的功能，拥有更强的安全性与可管理性。目前，已得到教育部有关部门领导、教育专家、学校的肯定，并受到老师、学生和家长的喜爱。自面世以来，已在数百家学校得到推广与应用，深受好评。 XNW is a growth record platform for communication for K12. We have contacts bound, chat, group chat, Moments, etc.,not only providing free service for teachers, students and parents, but also optimizing the features of education. We are typical “Internet + Education”,with customized educational block of higher level of security and administration. Now we’ve got recognition from leaders of Ministry of Education, experts and schools, favored by teachers, students and parents.Since birth, we’ve been promoted and used in thousands of schools, with good reputation.