Solid drinks refer to solid products made with sugar, milk and dairy products, eggs or egg products, fruit juice or edible plant extracts as the main raw materials, and with appropriate amount of excipients or food additives, the moisture per 100g of finished products is no more than 5g, in the form of powder, granule or block, such as bean crystal powder, malted milk essence, instant coffee, chrysanthemum crystal, etc. Protein solid drinks, regular solid drinks and Roasted solid drinks (instant coffee)