Abstract: The paper analyzed research and application status of information management of coal mine safety supervision and pointed out that information management system of coal mine safety supervision is established on coal mine or mining group grade at present and safety supervision departments can only monitor simple data. It analyzed advantages of Internet of things applied in coal mine safety supervision, proposed an information management system of coal mine safety supervision based on Internet of things including two layers of provincial safety supervision and national safety supervision, and gave information structure of the system. It also discussed challenges of information standard, grading of safety factors, safety supervision hierarchy, content of information collection in the system implementation.