The paperless conference system adopts a new technology, integrates the common functions of daily conferences, solves the problems of conference resources, sign-in, file sharing, file annotation, voting, etc., and integrates various application methods such as audio, video, and control. It is another new milestone in the modern conference system, a set of local conference system that responds to national energy conservation and environmental protection and improves conference efficiency. Provide powerful conference management functions for government party and government agencies, enterprises and institutions, large groups and other enterprises.