Introduction to wild sour plums: Along the banks of Daxigou River, when walking on the narrow mountain path, you can smell the refreshing fragrance of wild apples, wild apricots, wild walnuts and wild hawthorns in the mountains. Sour plums make people salivate. The green grass is dotted with wild flowers, like the beautiful skirts of girls. The mountains on both sides of the Taiwan Strait are rugged and steep. There are about 60 kinds of wild fruits here, mostly wild apples, wild sour plums and wild hawthorns. Among them, wild sour plums are the most widely distributed. The scientific name of wild sour plums is "cherry plum", which is a unique species in Asia.