人民警察制式服装、警车、警灯、警报器、警械和警用标志等是国家为公安机关、人民警察设定的特殊装备物资,由省级以上公安机关统一管理装备,其他任何单位、组织、个人不得私自生产销售和非法持有使用。2005年3月23日上午,山西省公安厅就《关于严厉查禁非法穿着警服和安装使用 People’s police-style clothing, police cars, police lights, sirens, police and police signs are special equipment materials set by the state for public security organs and the people’s police and are unifiedly managed by the public security organs at or above the provincial level. Other units and organizations , Individuals can not secretly produce and sell and use. On the morning of March 23, 2005, the Shanxi Provincial Public Security Department "strictly prohibited the illegal wearing of police uniforms and installation and use