Group 1 - The core point of the article is the successful approval of Muxi Integrated Circuit's general-purpose GPU chip, indicating a positive development for the company [2] - Three months prior, there was an invitation to publish an article about Muxi's significant losses, which was suggested to be a competitive tactic by rivals [4][6] - The author underwent internal training on media management, highlighting that companies may spend hundreds of thousands on media during the IPO process [15][14] Group 2 - The training included specific case studies that revealed missed investment opportunities in the field of self-media related to investment [16] - The article concludes with congratulations to Muxi for passing the review process, indicating a shift in sentiment towards the company [18][19] - The author clarifies that they have no financial ties or social relationships with Muxi's management, ensuring objectivity in the analysis [20]