The pig's spleen is actually the pig's spleen, belonging to the pig's hematopoietic and immune organs, narrow and long, dark red color, its cross-section is triangular, the wall is flattened, the dirty side of the formation of a long crest, the crest of the splenic door with some connective tissues and fat, the pig's spleen is located in the pig's stomach on the left side of the dorsal side of the kidneys, the ventral side of the liver, due to the transverse growth of the abdominal region, but also like the tongue-like (the Cantonese call "tongue" "tongue"), so it is called "pig's cross tongue" or "pig's cross tongue". The "tongue" is called "tongue"), so it is called "pig transverse tongue" or "pig transverse lei".

Pork Hengli in Chinese medicine has the effect of strengthening the spleen and stomach, digestion, nourishing the lungs and moistening the dryness, coloring the face and removing the liver fire, and it is often used in soups