Abstract: Economics, Dongbei University of Finance & Economics, Dalian 116025, China) Abstract：Platform economy is the foundation of digital economy, and effective management of digital economy platform is the premise of ensuring the healthy development of digital economy.At present, there are some problems in cross-border e-commerce platforms in China, such as the disconnection of online and offline supervision, the difficulty in tracing cross-border supervision, and the lack of targeted regulations in different cross-border e-commerce models. The bilateral market of platform economy presents new challenges to the effective supervision of cross-border e-commerce platforms.This paper analyzes the influence factors of effective supervision of the typical model of cross-border e-commerce platform by constructing the oLogit model, and puts forward the realization path of the governance mechanism of the digital economy platform based on system design, rule implementation and effect feedback, with technical support as the main line, data-driven as the core, and effective integration of virtual and entity governance as the goal.

Key words: digital economy, platform governance, cross-border e-commerce