Complex sentence: It has primary responsibility for the safety of VIPs and visiting dignitaries to Bangladesh, therefore the compulsory training techniques taught to all SPBn officers/members include VIP protection and unarmed combat.
Split into simpler sentences: It has primary responsibility for the safety of VIPs and visiting dignitaries to Bangladesh. Therefore, the compulsory training techniques taught to all SPBn officers/members include VIP protection and unarmed combat.