nsgk_android/app/src/main/res/xml/file_paths.xml

<?xml version="1.0" encoding="utf-8"?>
<paths>
    <external-path path="Android/data/com.nsgk.ruralWeb" name="external_root"/>
    <external-path path="nsgk/ruralWeb" name="ruralweb_root"/>
    <external-path path="nsgk" name="nsgk_root"/>
    <external-path path="." name="external_storage_root"/>
</paths>