123 15 is the complaint reporting telephone number of the market supervision and management system, which is responsible for it. Generally speaking, it is the acceptance of reports on counterfeiting, charging prices, intellectual property rights, trademark infringement, food and drug safety, product quality, food and beverage safety, and unlicensed investment promotion. If it is not within the scope of acceptance, it will notify the unit to accept it. Generally, it will be accepted within seven working days and settled within 45 working days after acceptance!