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2. Security and confidentiality issues2. Unmanned driving: an intelligent helper for land and sea transportation2. Security and confidentiality issues

3. Efficient logistics support needsUnmanned technology: coastal defense, islands and frontier defense's new help to defend the motherland.Unmanned technology: coastal defense, islands and frontier defense's new help to defend the motherland.

Third, the challenges and countermeasures of unmanned technology applied to coastal defense islands and border defenseUnmanned technology: coastal defense, islands and frontier defense's new help to defend the motherland.3. Unmanned shops, hotels and banks: the service guarantee of frontier islands.