With our autonomous UAV systems, we can effectively reduce many high-riskhigh-cost inspections which require high manpower, such as inspections of dams, river, coastline patrols, etc Operators only need to setuplaunch the system to allow the UAV to complete the designated tasks independently. The UAV will fly autonomously through visual navigation,will detect, record, measuremark the specified objects accordingly, while updating information to the satellite aerial image using spatial positioning technology, so that stakeholders can have a more comprehensive understanding on overall situation.