XinHuaNet9月13日（Fan CuOYan） September 11th, Hosted by the Office of the Central Network Security and Information Technology Commission, the Network Security and Information Technology Foundation of China, and the Central Propaganda Department, and organized by the Ministry of Industry and Information Technology of the People's Republic of China, the "China Internet Development Index Report 2022" was officially released. According to the report, the top 100 cities with the highest internet development index in China account for over 98% of the total economic output of these cities, equivalent to about 80% of the national GDP. These cities have been widely recognized as digital cities. The report pointed out that the development of digital cities is not only a new round of urban development but also an important step to promote high-quality development. Digital cities have become an important engine driving economic growth and promoting social progress. The report also pointed out that with the continuous acceleration of digital transformation, digital cities have gradually become an important area of competition and cooperation between cities. Building digital cities has become a global consensus. In order to better promote the construction of digital cities, it is necessary to formulate a development strategy that meets their own characteristics and actual conditions, adhere to innovation驱动, promote sustainable development, and achieve coordinated development of economy, society and ecology.