What is the name of a donkey without a trademark:

Wudi donkey, a specialty of Wudi County, Shandong Province, is a national geographical indication of agricultural products. Wudi donkey is a local donkey breed in Shandong Province. It is native to the counties along the Bohai Sea in Binzhou City and Dezhou City, Shandong Province, with Wudi County as the central production area, so it is called "Wudi Donkey", also known as "Dezhou Donkey"