Sanyi Township is a rural township in southern Miaoli County, Taiwan. It is famous for its mudiao industry, earning it the name the Woodcarving …Sanyi Township is a rural township in southern Miaoli County, Taiwan. It is famous for its mudiao industry, earning it the name the Woodcarving Kingdom of Taiwan. Sanyi is located in the mountains of northwestern Taiwan. On its northeastern boundary is Sanjiao Mountain at 567 meters, and to the east lies Huoyan Mountain at 602 meters. As of September 2023, its population was estimated to be 14,995.