This article exemplifies 36 publishers, such as Reader Publishing Media Co., Ltd., People's Publishing House, China Fortune Press, Shanghai Dictionary Press, Tsinghua University Press, Sanlian Life Media Co., Ltd., and Shanxi Normal University Press , Chinese Group Digital Publishing Media Co., Ltd., Chemical Industry Press, Shanghai Jiaotong University Press, Beijing Normal University Press, Elephant Press, Beijing Broadcasting Corporation, Times New Media Press, China Times Economics Press, CITIC Publishing house etc. It analyzes these cases from the product name, introduction, market positioning, service object, knowledge service technology architecture, product architecture, product features and characteristics, as well as the operating model and profit model. <<