TEHRAN, Young Journalists Club (YJC) - They were killed in Jizan, Najran, and Usair located in southern boarders of Saudi Arabia.
Also, another group of Saudi mercenaries aggregated in the Yemen's western coasts were killed and injured while facing Yemeni Army missiles.
Meanwhile, the Yemeni city of Sada was pounded by Saudi regime's artillery units and fighters.
In one of the deadliest air raids, Saudi warplanes last month targeted a wedding ceremony in Hajjah several times, killing almost 50 people and wounding 55 others.
Saudi jets also carried out raids on the ambulances transporting the casualties to local hospitals.
The Saudi-led countries engaged in the war on Yemen have also blockaded the already-impoverished country.
According to the UN figures, a record 22.2 million people in Yemen are in need of food aid, including 8.4 million threatened by severe hunger.