With the release and implementation of the “Cybersecurity Law”，“Data Security Law” and “Personal Information Protection Law”，the three-pillar structure in the realm of cyberspace regulation has been formed，which provides a better legal benchmark for the compliance operation of Chinese enterprises，as well as a series of challenges of compliance implementation. For the purpose of addressing the difficulties faced by enterprises in the compliance operation，this report firstly analyzes the improvement of the legal system based on the three-pillar structure from the legislative aspect，and secondly sorts out the enforcement transformation from administrative enforcement to multiple governance in practice by means of focusing on the current special governance in App，release of judicial interpretations，public interest actions and criminal protection，etc. Next，it takes issues concerning cyber security review and data governance into account，such as overseas listing，platform algorithm，automobile data and privacy computing so as to provide suggestions and guidelines for the compliance work of enterprises and to make judgments on the future domestic and foreign legislative trends as well as domestic governance directions in this field.