Vendors honk their horns to disturb the urban management, no matter what they do.

You can report it to the police. It is forbidden to use loudspeakers in business activities or to attract customers by other methods that emit high noise. According to Article 58 of the Law of People's Republic of China (PRC) on Public Security Administration Punishment, anyone who violates the legal provisions on the prevention and control of noise pollution in social life and creates noise to interfere with the normal life of others will be given a warning. Those who do not make corrections after warning shall be fined from 200 yuan to 500 yuan.