Mr CHAN Wan-leong, Chief Technical Officer (Reprographic) of the SMO, LandsD said that with the advancement in technology of aerial photography, the SMO had started using unmanned aerial vehicles to take photos since the previous year.
Mr CHAN Wan-leong, Chief Technical Officer (Reprographic) of the SMO, LandsD said that with the advancement in technology of aerial photography, the SMO had started using unmanned aerial vehicles to take photos since the previous year.
Mr CHAN Wan-leong, Chief Technical Officer (Reprographic) of the SMO, LandsD said that with the advancement in technology of aerial photography, the SMO had started using unmanned aerial vehicles to take photos since the previous year.
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