On behalf of Prince Mohammed bin Naif bin Abdulaziz, the Minister of Interior and Chairman of Supreme Commission for Industrial Security, the Director of Public Security General Saeed Al-Qahtani inaugurated here yesterday evening the 16th International Conference and Exhibition for Industrial Security, organized by the Ministry of Interior with the participation of 100 companies from 15 countries. Addressing the ceremony, General Al-Qahtani stressed that the security of the homeland and its citizens is on the top of priorities of the Saudi leadership, describing security as the first and fundamental pillar in the developmental march.