Yanchitan sheep, a specialty of Yanchi County, Ningxia Hui Autonomous Region, is a Chinese geographical indication product (geographical indication certification trademark). The unique natural geographical environment of Yanchi County has cultivated the unique quality of Tan sheep. Its meat is tender, no smell, delicious and evenly distributed in fat. It is the best quality mutton at home and abroad. The two-hair fur produced is white in color, with pleasing luster, beautiful flower spikes, light fur, long and solid strands, soft roots, no knots, and can be turned upside down vertically and horizontally. It is the top grade fur and one of Ningxia's "Five Treasures". The first of the "Three Treasures", it is world-renowned.