Dongshan old rice wine is a geographical indication protected product. Dongshan old rice wine is a geographical indication certification trademark.

Dongshan old rice wine is a special alcoholic wine brewed from glutinous rice in Muzidian, Donggucheng and other places in the eastern mountainous area of ??Macheng City. It has a clear color, a pure and sweet taste, a rich texture without hurting the spleen and stomach, and a light but lack of stamina. . According to tests conducted by relevant departments, the wine contains polysaccharides and reducing sugars, protein, 16 kinds of amino acids, as well as calcium, sodium, magnesium, zinc, manganese, iron and vitamin B and other nutritional values. Old rice wine is very closely related to people's lives. There is a local saying that "Old rice wine is as good as the firewood, and only the emperor can count me". At present, Dongmu Mountain District produces six to seven thousand tons of old rice wine annually, and its varieties have developed from the original "Toujiu" and "Huzi" to the current "Osmanthus Wine", "Taochun Wine" and more than ten kinds, which are exported to Anhui, Henan, Wuhan and other places. (Macheng)