it has been unsealed. According to the information of local treasure, it is known that Deyang is a low-risk area as of February 9, 2122, and it has been unsealed. Deyang is a prefecture-level city under the jurisdiction of Sichuan Province, also known as Jingcheng, located in the northeast of Chengdu Plain. Deyang City is an important regional central city in Chengdu-Chongqing Economic Zone and an important growth pole in Chengdu Economic Zone, and it is also a key planned city with a population of one million in Sichuan Province.