The research purpose : (1) The factors affecting the satisfaction of mobile devices and desktop players of MMORPG games in China are discussed. (2) Investigate the relative importance of the satisfaction of MMORPG players on mobile devices and desktop computer in China. (3) According to the research results, make a guide for MMORPG players in the choice of platform, and give relative suggestions, so that players can choose their own game platform more quickly. Using this quantitative research, mainly MMORPG players in Hunan Province, including players from other provinces. By publishing questionnaire links in related forums, social media platforms and related official topics, 1,258 valid questionnaires were collected after cleaning, and the methods of reliability analysis, validity analysis, variance analysis and regression analysis were used in the study. It is found that: (1) Game quality, social rating, narrative structure and game experience will have a positive impact on player satisfaction. (2) China MMORPG desktop computer players are more satisfied than mobile devices players. (3) Suggestions are made that future research should further explore the differences between specific game types and specific player groups, so as to better meet the needs of different users and better guide gamers.