By structured processing and hierarchically showing，making one resource content published to different terminal is the core of digital composite publishing.This paper studies on the new progress of digital composite publishing for recent two years in China，and combines with examples of it，analysis the problems such as people’s conceptions，industry chain and business model，digital rights，digital content supervision，standardization，method of reading，technological barriers，and so on.Related methods and suggestions are also given in the paper，covered by audience segmentation，digital management，copyright，standardization and talent strategy，in order to provide references for improving the progress of digital composite publishing in China.