In 2021，the public opinion field is full of energy. The 100th anniversary of the party is an important event on the Internet. The COVID prevention and control has been normalized，and the Chinese Strategy has brought a sense of security and institutional trust to the Chinese people. Western countries’ boycott of Xinjiang cotton has been widely discussed among the Chinese public. Government’s effort on anti-monopoly and the prevention of the unordered expansion of capital has formed a consensus field with the working class. The strict review of public figures in the public opinion field has cleared up the space of socialist literature and art. There has also been cyber violence in some cases and the construction of positive public opinion field has a long way to go.