Eucalyptus leaves are rich in betaine, rutin, and various amino acids and trace elements. Changyin wolfberry leaf tea has healthy functions such as nourishing liver and eyesight, softening blood vessels and so on. The preparation method is as follows: 1. Pick the leaves with green color, no pests, hypertrophy, and fresh leaves. Wash the dust and other dirt on the leaves with clean water. Drain the water and spread it evenly in a dry and ventilated place for 3 hours. For 4 hours, during the airing period, it was turned 1 or 2 times until the leaves became weak. 2. Fix the pot for fixing the green and put it on a stove with a tilt of 35 degrees. When the pot temperature reaches 120°C, invest 2 kg of fresh cilantro, stir fry for 4 minutes to 5 minutes, stir until the leaves are soft, hold them in groups, and loosen their hands, and the smell of green gas disappears. Pan. Third, the rubbing will be fixed on the leaves in batches on a wooden board, rubbing and rubbing alternately rubbing and rubbing, rubbing for 3 minutes to 5 minutes. Note that the force should be even and not too heavy. Rub the leaves into strips. Fourth, dry the leaf into the temperature of about 79 °C in the pot quickly stir fry, pay attention to stir-fry evenly, stir-fried tea into a powder, water content less than 6% can be pan drying. Fifth, the packaging used to remove the tea with broken pieces, scales and other debris, and then according to color, shape, taste grading packaging, sealed and stored in a dry place without odor.