公元1900年,敦煌莫高窟道士王圆篆一次偶然的机会,发现封闭这900年之久的石室藏经洞.内藏上起魏晋,下迄北宋的汉、藏、回鹘、龟兹、于阗、梵文等各种文字的经籍档案、文书档案4万余卷.内容涉及唐王朝中央、河西地方政权、河西各郡县、寺院等方面的往来公文、信札、户籍、契约、帐簿及佛教、道教、景教、摩尼教、火袄教和我国古代经、史、子、集等文化典籍,内容十分丰富,是研究当时社会政治、经济、文化、宗教等活动的第 AD 1900, Dunhuang Mogao Grottoes Taoist seal of a round by chance by chance, found closed to 900 years of Shijingzangjing hole. Built up from the Wei and Jin Dynasties, until the Northern Song Dynasty Han, Tibetan, Hui, Kucha, Yuyao, Sanskrit and other texts of various types of documents, documents archives more than 40,000 volumes, covering the Tang Dynasty Central Committee, Hexi local regimes, Hexi counties, monasteries and other aspects of correspondence, letters, domicile, contracts, books and Buddhism, Taoism, Nestorianism, Manichaeism, Fire Jacket and ancient Chinese classics, history, sub, and other cultural classics, is very rich in content, is to study the socio-political, economic, cultural and religious activities