Introduction to Laojun Temple: Laojun Temple is located on the sandy mound in the north of the ancient town. It is a building of the Ming and Qing Dynasties. The entire building is on a central axis from north to south, with a rigorous and orderly layout. It is a simple and elegant ancient building, which has become a beautiful scenery in the north of the ancient town of Nuanquan and a Taoist sermon.