Artemisia capillaris, also called Artemisia capillaris, is a kind of weeds in Artemisia. The wormwood bought in the drugstore is dirty, so it is better to collect and process it yourself. If you don't have time to go up the mountain to pick them yourself, buy some in the market, pick them and wash them, and put them in a cool and ventilated place to dry in the shade.
The reason why the stars are so thin, is nothing more than to rely on the persistence as well as self-discipline, in short, there is no one thin is born, certainly through the efforts of the latter