“外地人116元，本地人86元”，官方通报

Group 1 - A restaurant in Chongqing was reported to use "yin-yang menus," charging different prices based on customers' accents, leading to allegations of overcharging tourists [3][6] - The Chongqing Shapingba District Market Supervision Administration confirmed the restaurant's violations and ordered it to cease operations and refund customers [6][4] - The administration emphasized a zero-tolerance policy towards actions that harm consumer rights and pledged to enhance market regulation efforts [6]