Group 1 - The core viewpoint emphasizes the importance of consumer trust and brand management in response to public sentiment and crisis events [1] - The article discusses the establishment of a quantitative scoring mechanism for companies' public sentiment management, which includes four primary indicators and 14 secondary indicators [1] - The "Consumer Sentiment Warning Index" is introduced to analyze and evaluate companies' response speed, attitude, and effectiveness [1] Group 2 - Anker Innovations announced a recall of approximately 710,000 units of power banks due to safety risks identified by the Shenzhen Market Supervision Administration [3][4] - The recall was a proactive public relations action, with Anker providing full refunds, upgrades, and vouchers as compensation for affected consumers [4][6] - Anker's response included a commitment to improve its battery safety management system and establish a monitoring capability for battery cells [4][6] Group 3 - Ctrip faced backlash for its "Price Adjustment Assistant," which was accused of forcibly altering hotel pricing, leading to concerns about market disruption and the autonomy of hotel operators [7][9] - Ctrip's public sentiment management score was notably low, indicating inadequate response and handling of the situation, with a total score of 10 out of 100 [8] - The lack of a public response from Ctrip further damaged its brand image, reinforcing perceptions of monopolistic behavior and disregard for partner businesses [9]