Shangri-La County is called "Tang Jie" in Tibetan. Since the Tang Dynasty, Tang Jie, Jiedamu, Jiedamu, Dangdang, Dandang, Dangdang, Jiyun, Dangdang, Tang Jie, Tang Jia, Tang Jia, Zhendao and Mei Jia Duotang have been found in the historical records of China and Tibet, all of which are "Tang Jie". The word "Tang Jie" was first seen in Fan Chuo's Records of Yunnan in the Tang Dynasty, and his "The Fourth Class of Names" contained: "Shunman was originally a kind of Wu Man, and it was first in Jian 'an and Zhuchuan joined the Shi Man tribe. Pei Luopi lost Deng Chuan and Bo Dome, but the retreat was firm, * * *, so he moved to the iron bridge and became famous. The others are four hundred miles northwest of Jianruo. " (See Zhao's comments on Yunnan Annals), after New Tang Book Yunnan Annals? Nan Man Biography, Reading Historical Notes, Zi Zhi Tong Jian, Yuan History? When all the books in Geographical Records, Dayuan Tongzhi and Yunnan Series quote Yunnan Records, there is a "sword", which shows that it is a mistake to "seek a sword" in Yunnan Records. "Qiang Jian" is located on the Shenchuan Railway Bridge, northwest of Jian Huang and southeast of Jian Huang, which is undoubtedly the earliest name of Shangri-La. In earlier Tibetan ancient books, Shangri-La County was called "Jiedi". "Lang's family history? The historical facts about common affairs in Historical Records of Lang Precious include: "If you want to briefly describe the hero's lineage, it is: Lang? When the Sino-Tibetan War broke out (that is, Tang Jie, now Zhongdian area-the original note), Gu Rong Sanger marched into the Han Dynasty, captured the Shuichengchang of the Han Dynasty, and brought back the reparations of the Han Dynasty as a symbol of the warriors "(Da Situ? A Brief Praise of Qiu Jiang, translated by Zanla, Awang, Yu and Chen Qingying, published by people in Xizang Publishing House in April 1989). During the Zhenguan period of the Tang Dynasty, the sword was occupied by Tubo. The Tubo people found it to be the most beautiful and rich place in Tibetan areas, so they praised it as an "unparalleled treasure". Tubo called it "Jiedi" and Nanzhao called it "Jian Huang". In the Song Dynasty, some historical records of China translated "Jian Huang" into "Qi Dang". Because "Qi" is similar to "Dan", it was wrongly written as "Dan Dang" or "Dan Dang" in Yuan Dynasty, "Da Dan Dang" in Dazhong Hall and "Jiedamu" in Tibetan. Today, "Tang Jie" is translated as "Building a Hall". After Hongzhi in the Ming Dynasty, Naxi language took the meaning of "guarding the residence" and called it "the main place", and its Chinese translation was "Zhongdian", first written as "Zhongdian" and then written as "Zhongdian". In the Qing dynasty, the church was established in the name of Zhongdian. 1September, 1997 14, Yunnan provincial people's government, according to expert argumentation, thought that the canon was different from James? The Shangri-La described by Hilton in the novel Lost Horizon is very similar, so she announced to the world that the Shangri-La, which people have been looking for for for more than half a century, is located in Zhongdian. 200 1 12 17 With the approval of the State Council, Zhongdian County was renamed Shangri-La County.