Ginseng and poria cocos spleen and stomach strengthening granules with high forming rate, low hygroscopicity and good fluidity

The invention discloses ginseng and poria cocos spleen and stomach strengthening granules with high forming rate, low hygroscopicity and good fluidity and a preparation method thereof. The radix glehniae and poria cocos spleen and stomach strengthening granules high in forming rate, low in hygroscopicity and good in fluidity are composed of raw materials and auxiliary materials, the raw materials are composed of, by weight, 100-200 parts of radix glehniae, 90-150 parts of poria cocos, 100-200 parts of rhizoma atractylodis macrocephalae, 90-150 parts of stir-fried rhizoma dioscoreae, 90-150 parts of stir-fried hyacinth beans, 90-150 parts of lotus seeds, 50-90 parts of salt-fried fructus amomi, 50-90 parts of pericarpium citri reticulatae, 50-90 parts of stir-fried coix seeds and 50-90 parts of licorice roots, and the auxiliary materials are lactose. The preparation method comprises the steps of pretreatment, extraction and aftertreatment. The preparation process is stable and reliable, the conditions are reas