Analyzing and comparing the digital trade rules of free trade zones such as the European Union (EU) and North America is significant for the localization of China’s digital trade rule system. In this paper, the significance of digital trade rules is demonstrated by analyzing and comparing the characteristics of digital trade rules in each regional agreement. Through analysis of the digital trade rules of each region, it is proposed that the construction of digital trade rules in China needs to be based on promoting the development of digital economy, strengthening the protection of digital security and improving data crossborder circulation rules.