What kind of plant is this? There are many thorns, and the fruit is like a small orange, but it stinks. What's the value?

Fructus Aurantii Immaturus (zhǐ qiào) is a herbal medicine recorded in China Pharmacopoeia, and its medicinal source is the dried immature fruit of Fructus Aurantii Immaturus of Rutaceae and its cultivated varieties. Harvest in July, when the peel is still green, cut in half from the middle and dry in the sun or at low temperature. Fructus Aurantii tastes bitter, pungent, sour and warm, and has the effects of regulating qi, relieving middle warmer, resolving food stagnation and relieving flatulence. It is mainly used to treat chest and hypochondriac qi stagnation, fullness and pain, dyspepsia and phlegm. Gastroptosis, proctoptosis, genital prolapse and other diseases. Fructus Aurantii is produced in many places in China, especially in Hunan and Jiangxi. Among them, the Fructus Aurantii in Xingan County, Jiangxi Province, also known as Shangzhou Fructus Aurantii and Sanhu Fructus Aurantii, has the characteristics of "thick pulp, everting like a pot, and much pulp", and its medicinal effective components are superior to other varieties, and it is listed as a symbol protection product in chinese national geography.