Deyang is a prefecture-level city of Sichuan province, China. Deyang is a largely industrial city, with companies such as China National Erzhong Group and Dongfang Electric having major operations there. The city is rich in history, with the Sanxingdui archeological site in Guanghan uncovering a rich trove of bronze and gold masks. More recently, Deyang was greatly afflicted by the 2008 Sichuan earthquake, which particularly impacted its county-level cities of Mianzhu and Shifang, in Deyang's northwest. Deyang spans an area of 5,911 km², and according to the 2020 Chinese Census, Deyang has a population of 3,456,161.