Introduction to Dunhuang: Located in the northwestern part of Gansu Province, Dunhuang is a national historical and cultural city on the ancient Silk Road. It is also the seat of the world heritage Mogao Grottoes and the Han Great Wall on the edge of Yumen Gate and Yangguan, due to the “Dunhuang Grottoes” and “Dunhuang”. The murals and the magical Yadan landforms are famous all over the world. Dunhuang Tourism: Dunhuang is located at the western end of the Hexi Corridor. It is known as Shazhou. It is a major town on the ancient Silk Road. It flourished since the Han and Tang Dynasties. Its long history has given birth to splendid ancient culture, cultural relics and literary relics. Exquisite grotto art, mysterious strange mountains and waters, the Mogao Grottoes in the territory is known as the “world treasure house”, and the Crescent Moon Spring in Mingsha Mountain is known as “the first spring in the world”, and Yumenguan and the baptism of the millennium The Yangguan ruins still exist today. The magnificent and mysterious Yadan Geopark is known as the “Geological Museum of the Desert”, showing the world’s vast desert and mysterious atmosphere to the world.