The temperature is too high. If the temperature of dried Fructus Aurantii Immaturus is too high, the cross-sectional color of Fructus Aurantii Immaturus will be brown or even brown, and the aromatic substances in Fructus Aurantii Immaturus will be destroyed, the fragrance will be weakened and the quality will be reduced. Fried Fructus Aurantii Immaturus, a small evergreen tree, mainly produced in China, Sichuan, Jiangxi and other places. It is mainly used for treating stagnation, swelling and pain, and diarrhea.