Method for treating dendrobium chrysotoxum stem, system thereof and cake capable of protecting intestine and strengthening stomach

The invention relates to the technical field of dendrobium chrysotoxum, in particular to a method for treating dendrobium chrysotoxum stem, a system thereof and a cake capable of protecting intestineand strengthening stomach. The treatment method comprises the following steps: S1, picking: selecting dendrobium chrysotoxum with growth of more than 3 years and removing the debris on the surface ofthe stem; S2, flushing: cleaning the dendrobium chrysotoxum stems; S3 slicing: after cleaning, slicing the dendrobium chrysotoxum stem, wherein the slice thickness is less than 5mm; S4, drying; directly drying the dendrobium chrysotoxum stem after slicing in S3 gas, wherein the drying temperature is 110 to 120 DEG C; wherein the sliced dendrobium chrysotoxum in S4 can be subjected to layered placement, the gas enters from the bottom layer, and is discharged from the uppermost layer; the drying time is 20-45min, and the water content of dendrobium chrysotoxum is less than 4%; and S5, cooling; cooling the dendrobium chry