What kind of plant is this? Edible, mountain, can be soaked in wine, hometown is called "sticky"

Twist. Mill is also known as upside-down mill, upside-down mill, bucket mill, mountain mill and gang mill. Its scientific name is Myrtle, which belongs to Myrtaceae and is an evergreen shrub. Its flowers are reddish in summer, and its berries are as big as cherries, and it is dark purple when it matures. China, Fujian, Guangdong, Guangxi, Hainan and Taiwan Province provinces. The reason for its name is Gai's "son is like a soft persimmon, with four leaves on his head, such as persimmon stalks, and those who eat it will twist its stalks, so it is called inverted twisting." Hainan is nicknamed "Shanru" because of its papillary shape.