Legal analysis: 1, you can reflect to the relevant departments, ask them to negotiate, because the square dance if the noise is too high is a violation of the law, you can ask the relevant departments to govern, in fact, the city management is responsible for the management of this thing. 2, you can also report to the neighborhood committee, so that the neighborhood committee and the square dance people to negotiate to reduce the decibel, and try not to dance in the people's rest time, 3, you can also negotiate with the people who are in the square dance. 3, you can tell them that it is in the sound is better to talk to them. The first thing you need to do is to make sure that you have a good understanding of the situation, and that you can negotiate with the people who are doing the dancing on your own, and some of them are still good at talking, so you can talk to them about the excessive sound and ask them to reduce the noise.
Legal basis: "The Chinese People's **** and the State Environmental Noise Pollution Prevention and Control Law" Article 45 prohibits the use of high-pitched broadcasting loudspeakers by any unit or individual in the urban area in the concentration of noise-sensitive buildings. In urban urban streets, squares, parks and other public **** place to organize entertainment, assembly and other activities, the use of audio equipment may produce interference with the surrounding living environment of excessive volume, must comply with the provisions of the local public security organs.