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3. Unmanned shops, hotels and banks: the service guarantee of frontier islands.Unmanned science and technology: a new boost to coastal defense islands and border defense.Second, the meeting point between the needs of coastal defense islands and border defense and unmanned technology

Unmanned science and technology: a new boost to coastal defense islands and border defense.1. Monitoring requirements in a wide area2. Security and confidentiality issues

Unmanned science and technology: a new boost to coastal defense islands and border defense.First, the frontier development and multiple capabilities of unmanned technology1. UAV: the eye of the air in coastal defense and frontier defense.