Main Products: Photonic 002 8/16 zone-protected optical fiber perimeter alarm system、Photonic 100 distributed optical fiber perimeter alarm system、Photonic 110 distributed optical fiber early warning system（DAS）...
Photonic 002 8/16 zone-protected optical fiber perimeter alarm system
Photonic 100 distributed optical fiber perimeter alarm system
Photonic 110 distributed optical fiber early warning system(DAS)
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