The following answers are only academic or media observation analysis, the purpose is to help understand and identify related phenomena, so as to improve awareness of prevention, and do not constitute any practical operational suggestions or support any illegal or unethical behavior. In actual cases, some competitors attempt to damage the target brand image by creating negative information, and may use the following channels or means: 1. Media manipulation and "troll" hype • Hiring or infiltrating some news media, online self-media or blogs, using less rigorous reports to publish biased, exaggerated or even fabricated news. • Using online trolls and fake accounts to spread negative information on social media, forums and comment platforms to create a false public opinion atmosphere. 2. Creating and spreading false or misleading information • Writing or creating edited and out-of-context reports, videos or pictures, so that the information seems reasonable and well-founded, but in fact it is processed and distorted. • Using forged internal documents, emails or other "evidence" to arouse public doubts about brand integrity or product quality. 3. Social media and forum manipulation • Placing carefully designed negative remarks on popular social platforms to stigmatize the brand through large-scale dissemination. • Use hot topics, tags and viral communication techniques to quickly expose and spread negative information. 4. Use third parties or anonymous channels • Release negative news through anonymous letters, whistleblower platforms or anonymous social media accounts, making it difficult to trace the source of information, thereby increasing the credibility of the report and public pressure. • Find and encourage opinion leaders, experts or former partners in certain fields to publicly question the brand's behavior, thereby triggering a wider discussion. 5. Crisis event hype • Intentionally create or amplify certain emergencies (such as product problems, service accidents, etc.), and take the opportunity to create public opinion crises to make the public question the brand. • Deliberately increase the offensive of negative information when the brand is improperly managed and the public opinion response is slow. It should be emphasized that the above description is only a summary of existing negative competition techniques, and does not advocate or approve these behaviors. In fact, taking such measures usually involves legal risks, moral risks and business reputation risks. Many countries and regions have strict legal supervision on such behaviors. In daily operations, enterprises should also pay attention to legal compliance and ethical operations, and monitor and respond to market information in a timely manner to prevent similar situations from happening.