This article takes A-share listed companies in China from 2012 to 2019 as the research object,and empirically tests the relationship between digital finance and corporate sustainable develop-ment.The results show that digital finance can significantly improve the sustainable development ability of enterprises,and financing constraints play an intermediary role between the two.Further research found that the breadth of coverage and depth of use in digital finance have a positive impact on the sustainable development capacity of enterprises,especially in the depth of use.At the same time,the ef-fect of the enterprises sustainable development capacity enhanced by digital finance is more conducive to small and medium-sized enterprises and areas with a better environment on account of the legal sys-tem.
digital financefinancing constraintscapital structureenterprise sustainable development