A Study on the Application of Marx's Ideology Theory in Online Public Opinion Guidance

With the rapid development of Internet technology, the network has become the core field of public opinion generation and dissemination, and the healthy development of online public opinion is directly related to ideological security and social stability. As a scientific theoretical system, Marx's ideological theory reveals the essence, function and development law of ideology, and provides solid support for the guidance of online public opinion. This paper combs the core connotation of this theory, systematically analyzes the current situation of network public opinion guidance in China, deeply analyzes the outstanding problems, and puts forward targeted guidance strategies based on this theory, aiming at optimizing the guidance effect, building a strong position of network ideology, standardizing the order of cyberspace, providing theoretical reference and practical reference for network public opinion governance in the new era, and helping to consolidate the dominant position of mainstream ideology.