Based on the data of A-share listed companies in Shenzhen from 2011 to 2015,this paper empirically analyzed the relationship between financing constraints,information disclosure and R&D investment in China from the perspective of the heterogeneity of R&D investment.The results showed that there were a certain degree of financing constraints on A-shares mainboard listed company in Shenzhen.The financing constraint of incremental innovative enterprises were negatively correlated with R&D investment,while the ...