Abstract:In recent years, the digital economy has developed rapidly and its scale has continued to expand. It has become the main driving force of the national economy. In order to avoid the extensive development and formal tendency of the digital economy, it is of important practical significance to study the quality of its development. By constructing a regional digital economy development quality system, using the entropy TOPSIS model to conduct an empirical analysis on the quality of digital economy development in 30 regions, the results show that the quality of digital economy development varies greatly between regions, and the regional digital economy development quality and economic development level are consistent. Certainly relevant. Some regions should strengthen the construction of digital infrastructure, strengthen the digital support for regional development, and promote the digital transformation and upgrading of industries, so as to improve the quality of digital economy development and promote the balanced development of the regional economy.

Key Words:digital economy;the quality evaluation;the regional economic balance