Core Viewpoint - The article emphasizes the importance of food safety and the need for effective complaint channels for consumers to address issues related to food quality and safety [1] Group 1: Official Complaint Channels - The national 12315 platform serves as the primary official complaint channel for food safety, handling over 5 million complaints annually with an average processing time of 10 working days as of 2025 [2][3] - Consumers can file complaints via phone or online, providing necessary evidence such as order screenshots and photos of the problematic food [3] - Local government channels, including the 12345 citizen hotline, allow for rapid response to food safety complaints at the local level [5] Group 2: Black Cat Complaint Platform - The Black Cat Complaint platform, a public service platform under Sina, has received over 25 million effective complaints, with 15% related to food safety as of April 2025 [7] - The platform utilizes a "red-black list" mechanism to highlight businesses' handling of complaints, encouraging better practices among companies [8] - Over 70% of food safety complaints are resolved within 7 days, showcasing the platform's effectiveness in facilitating consumer rights [12] Group 3: Consumer Rights Protection Techniques - Consumers are advised to preserve evidence such as problematic food items and purchase receipts to strengthen their complaints [13] - Precise descriptions of the complaint, including the specific business and nature of the issue, are crucial for effective resolution [13] - If a business fails to respond, consumers can escalate the complaint to the 12315 platform or local regulatory authorities to apply additional pressure [14]