Mount Hua is one of Chinese the Five Mountains, element has " strange danger the world the first hill " say, vast sky a plank road built along a cliff is located in Mount Hua Na Feng east side half way up the mountain, it is Mount Hua sends generation to master of great learning and integrity mark of yuan of acting tall congratulate is true to be far from subcelestial static Xiu Chengxian, stone is enchased to the hammer builds wooden rafter and be built on bluff of 10 thousand an ancient measure of length equal to seven or eight chi. A plank road built along a cliff all is cliff bluff up and down, iron chain horizontal stroke is dangerous, by stone, board builds road surface of Xu Kuan agreement rule, lower part is secured by stone column, be known as Mount Hua the first natural barrier. The station can give birth to wind below the foot above,