Kingdom Hall construction servants are trained to build Kingdom Halls and assist with other construction needs in their own land.
وَيُخَصِّصُ ٱلْعَدِيدُ مِنْهُمْ ١٣٠ سَاعَةً شَهْرِيًّا لِخِدْمَةِ ٱلْحَقْلِ .‏