Is it illegal to take away square dance stereos

Not illegal. Article 58, "In violation of the provisions of this law, one of the following acts, the public security organs shall give a warning, and may impose a fine: (a) the use of high-pitched broadcasting loudspeakers in urban areas in the concentration of noise-sensitive buildings; (b) violation of the provisions of the local public security organs, in urban areas in the city streets, plazas, parks and other public **** places to organize recreation, gatherings and other activities, the use of sound equipment, producing excessive volume that interferes with the surrounding living environment. Within the scope of the law we can defend our rights.