Therefore, it has also become the shortest-lived tree in the south.

Born in the wilderness or on the roadside, it is often cultivated in front of and behind the house. It is distributed in Hebei in the north, Guangxi, Jiangxi and Yunnan in the south and Sichuan in the west. In autumn and winter, when the fruit ripens, it will be harvested in Huang Shi, or the fallen fruit will be collected. Dry in the sun, shade or oven.

Its main functions are promoting qi circulation, relieving pain and killing insects.