In 2019，5G，artificial intelligence and other emerging technologies for mobile internet achieved further development in the perspectives of both depth and breadth of applications，promoting the transformation and upgrading of mobile internet from consumer internet to industrial internet. Mobile internet consumption and content were showing a “double sinking” trend. New forms of business such as livestreaming sales became new growth drivers. The policies and regulations on the governance of the network information content ecology and personal information protection were adjusted as called for. The intensification and standardization of the mobile government services accelerated. Mobile internet played a positive role in winning the battle against poverty. The cyberspace was imbued with positive energy. In 2020，mobile internet is an essential infrastructure to contain COVID-19 in China. 5G network construction and the expansion of its application are providing a great force of traction for “new infrastructure construction”. The mobile consumption is going through an explosive growth while the new models and new industries are emerging. 5G is promoting industrial digitization and upgrade，accelerating the construction of digital government and smart city and manifeting the value of data elements of mobile internet continuously.