Users log in to the OLISS Web side, enter the workbench by default, switch to the "Items Statistics" interface, find the "Maintenance Task Completion Rate " statistical chart, click "Details" in the upper right corner, enter the maintenance task statistics interface, enter the chart statistics interface by default, and the maintenance total statistics chart will be displayed by default. When the mouse moves to a specific vessel, the maintenance total and detailed numbers and percentages will be automatically displayed. Manually switch to the "List Details" interface, search for the target item by keyword or filter bar, click "Export", pop up the middle window, select the export month, and then click "Confirm" to export the maintenance task details summary table. In this form, you can fill in the text remarks as needed.