A batch of 270 Pakistani troops has left on UN mission for restoration of peace in war-ravaged Liberia, according to an official statement. The Pakistan contingent comprises a composite force consisting of all arms and services. While bidding the troops adieu at the Allama Iqbal International Airport Lahore, Brigadier Tauqir Ahmad said that the performance of Pakistani troops under various UN peacekeeping missions had earned laurels for the country. "They are looked at as a role model by other military components for their professionalism." He urged the troops to make all out efforts to perform their duties diligently so as to maintain this hard earned image abroad.