The invention provides a manufacturing method of red kojic rice tea. The method includes the steps of selecting, washing and drying high quality rice, millet and tartary buckwheat, mixing and grinding the mixture into material powder, adding the material powder to drinking water, sufficiently stirring the mixture, filling a material plate with the mixture, conducting curing to obtain cured material powder, cooling the cured material powder, adding the cured material to red rice bacteria, sufficiently and evenly conducting stirring to conduct fermentation to obtain red rice fermentation rice flour, drying the red rice fermentation rice flour till the moisture content ranges from 25% to 35%, adding edible thickening agents and maltodextrin, conducting mixing and stirring, sending the mixture into a squeezing granulator to be extruded into strip-shaped tea materials, baking the strip-shaped tea materials till the moisture content ranges from 8% to 10%, conducting cooling, shaping and slitting, and screening out powder. The obtained red kojic rice tea can be brewed and drunk like tea leaves, and the red kojic rice tea has the health care functions of promoting appetite, warming spleens, nourishing stomachs, improving eyesight, resolving toxin with clearing coolness, reducing three highs, beauty and the like, and is health care tea which is clean and mellow in taste, fragrant in smell, red and bright in liquor color, refreshing, capable of nourishing hearts, beneficial to release and adsorption of nutrition and suitable for being drunk in four seasons.