Abstract: The subversive innovation of digital civilization, digital economy and digital technology leads to the transformation of existing legal system in three aspects: legal relationship, legal value and legal system. China’s Civil Code was born in the fast-developing digital era, establishing a digital economy governance system from three aspects of regulating digital economy elements, digital economy activities and digital economy society. The effectiveness of digital economy governance of the Civil Code is reflected in the following aspects: on the premise of the principle of autonomy of private law, the contract governance mode of mutual consultation and mutual governance is the basic path to realize the “co-governance” of the digital economy under the coordination of multiple subjects, multiple means and public and private laws; standardize the e-commerce transaction mode, improve the network tort liability system, give consideration to the protection of personal information and the use of digital circulation, and realize the “good governance” of strengthening the digital economy with good law; the Civil Code regulates and guarantees the safe and orderly development of digital economy, and, at the same time, the development of digital economy and the innovation of information technology continue to expand the scope of application of the Civil Code , promote the absorption and condensed new content of the Civil Code , and realize the “modern” coordinated development of the Civil Code and digital economy.