Abstract: In order to ensure the equipments operation to be more reliable and stable, and promote the level of equipments maintenance and management in coal preparation plant, Equipment Inspection System was introduced to Changcun coal preparation plant. Using computer information technology, the data of equipments running status and the daily management of maintenance are integrated in a unified network information platform. According to the analysis results of equipment monitoring data and personnel work information, the system can timely give out early warning signals and solutions, and can also manage maintenance staffs and devices effectively.