Process standard of BIM information exchange is one important part of BIM standard. In this article, the author referred to the standard-setting approach of information exchange process in National BIM Standard of US-"NBIMS-US v2", based on IDM (Information Delivery Manual) from buildingSMART, did the research of process standard setting approach for domestic BIM information exchange, and introduced a specific setting approach based on the case of design to quantity take-off.