Laosi City Ruins Park is located in Xiangxi Tujia and Miao autonomous prefecture.  Laosicheng is the physical carrier of the chieftain system and a living specimen of the development of regional ethnic autonomy system in ancient China.In 2010, the Laosi City site was included in the first batch of national archaeological site park project list in China, and in 2015 it was included in the world cultural heritage list,the visitor center and the site museum are decorated with Taohuajiang outdoor anticorrosive bamboo wall panels and native white bamboo poles. The designer gives full play to the simplicity and heaviness of bamboo, which perfectly interprets the historical accumulation of Laosi City, and makes the modern architecture and historical relics to co-exist harmoniously.