This App is designed for kml file generation which is imported by auto pilot application of drone.
Each grid location address is named by MGRS format
step 1 -  Move to the target area and tap it
step 2 -  Tap the Marker -> Location window shows
step 3 -  Tap the location window -> Menu shows
step 4 -  Select the size and number of grid
step 5 -  Tap OK -> KML file is generated, and shows on map
KML file is save in \ForestInventory\ #######x3(5).kml
step 6 - Copy or send KML file to drone operation tablet, and import by auto-pilot application