Located in the Aba Tibetan and Qiang Autonomous Prefecture of Sichuan Province, the ancient city of Xuecheng is a mixed area of , Tibetan and Han, which is also a paradox of multi-ethnic harmony. The ancient city has a long history, and it has been a battle for the towns and counties in the past. As early as the fourth year of Emperor Kaihuang (584 years), he built Xuecheng, and in the second year of Tang Yanguan (628), he set up Xuecheng County. The modern Xuecheng is a very comfortable ancient city. The tourists are not many, but the old buildings are still worth a shot. In the ancient city, you can also see many Yi people's embroidered mothers in the hand-made embroidery such a "non-legacy" cultural products.