Open experiment teaching platform is an important platform for moulding practical ability and innovative and entrepreneurship ability of college students,however,the theoretical research and construction practice in economics and management open experiment teaching platform in China lags behind,which leads to "emptiness" in economics and management open experiment teaching of general colleges and universities and which results in the talents cultivation difficulty in meeting th demand of society.This paper studies the connotation,teaching characteristics,open contents,platform construction practice and effect and so on of economics and management open experiment.