40 kilometers east of Benxi City, there is a main peak at an altitude of more than 900 meters, and a Qishan with a radius of more than 20 miles. This is the birthplace of the Northeast Taoist Longmen School. Jiuding Iron Temple Mountain is the Yumai of Changbai Mountain. There are Yuanshi, Zhenwu, Lingbao, Jade Emperor, Xuanwu, Taishang, Splendid, Incense Furnace, Lion, Nantian, Beitian, purple gas, golden mother, come dragon and other ten tops, peaks, mountains, ripples, clouds, sun, sky crown, overpass, dry, crouching tiger and other caves, the mountains flow, wild flowers scorching, green cypress towering, the sky is covered with pine, clouds and mist, the breeze is slowly, the scenery is beautiful, and there are many places of interest; Among them, the most famous is Yunguang Cave, which is in the shape of a gourd.