As the new round of global technological revolution and industrial transformation unfolds, modern information technologies represented by Artificial Intelligence, 5G and Big Data have made continuous breakthroughs, injecting new impetus into global economic development. At the same time, with the accelerated popularization and application of data-driven new technologies, regulatory, legal and ethical issues ensue and cross border, profoundly impacting global data governance, cyber security and sustainable development, and dealing fresh demands and challenges to global Internet governance system and rules. Against the back drop of mounting factors and uncertainties in cyberspace as well as the data governance model to be improved, countries across the world should enhance exchanges and cooperation, through open, interactive and diversified international dialogues to explore data governance mechanism and trustworthy use of new technologies, with a view to promoting global digital development and the building of a more fair and reasonable global Internet governance system. The proposed Open Forum seeks to engage high-level delegates and distinguished experts from governments, international organizations, enterprises, technical communities and think tanks in the global Internet sector. Through in-depth discussion centering on development opportunities and challenges to global social and economic progress brought about by AI, 5G and other Internet technological innovations, this Forum will examine and share ideas on issues such as the impact of data governance policies and trends on the development of new technologies across the globe, international rules making on data governance and new technologies as well as the relationship, role and position of the public and private sector in data governance mechanism. It also encourages best practice sharing on data governance and personal information protection for all parties and exploration on a collaborative data governance model with multi-party participation, in a bid to promote a data governance mechanism at the global level that contributes to a peaceful, secure, open, cooperative and orderly cyberspace and a community with a shared future in cyberspace.