Introduction to the prayer hall: The main building of the Great Mosque, the chapel, is built on a 1-meter-high platform, facing east and west, with a total of 13 columns, 22.6 meters long from east to west, 12.6 meters wide from north to south, and a construction area of ​​285 square meters. In the central niche of the west wall of the chapel, a silk-woven Mecca Kaaba tapestry hangs. A wooden seat is placed on the north side of the niche, which is the seat for the imam to preach. The chapel can accommodate 250 people.