Information Integrity has become one of the most important subjects of cybersecurity. China is one of the pioneers into proposing the concepts of cyber sovereignty and digital sovereignty, to balancing the contradictions between national security and the development of the digital economic. On the one hand, China is committed to building an equal and orderly cross-border data transmission pattern. While on the other hand, China is also committed to dealing with the risks of disinformation to sovereignty and people’s security. This paper introduces China’s practical experience in data security governance and analyzes China’s role in BRICS cybersecurity cooperation.