Through using a sample of listed companies in the A-share market companies from 2010 to 2021,the impact of digital transformation on enterprise value and the boundary role of information disclosure quality were explored. The results show that digital transformation is positively correlated with enterprise value. The quality of information disclosure plays a positive moderating role in the relationship between digital transformation and enterprise value. Further research shows that the positive impact of digital transformation on enterprise value is more significant in non-state-owned enterprises and enterprises in the eastern region. Some empirical evidences for enterprises to accelerate digital transformation and government departments to guide enterprises to develop in high quality are put forward.