123 16 is a unified private number for public services in the national agricultural system. You can consult agricultural information or complain. If you find consumption problems, you can call 123 15 to make a complaint. After receiving the complaint, the Market Supervision Administration will punish the illegal businesses according to the Consumer Protection Law.
If the complaint is true, the merchant will be severely punished. So complaints are useful and can help consumers safeguard their rights and interests.