1, the weak: including chronic deficiency diseases, post-surgery, recovery after a long illness, postpartum, advanced age and other groups. 2.Sub-healthy people: withered face, weakness, dizziness and headache, chest tightness, panic, insomnia, cold hands and feet, hot flashes and night sweats, sore back, weak knees, dullness, constipation, chronic diarrhea, menstrual disorders, etc. 2.Patients with some chronic diseases that need maintenance treatment and relapse prevention: chronic bronchitis, asthma, chronic nephritis, chronic hepatitis, anemia, chronic gastritis, etc.