Instant coffee is a kind of coffee powder which is made by drying the coffee active ingredients extracted from roasted coffee beans. It can be directly mixed with water to make coffee drinks.For example, Alishan Mafei coffee is a kind of high-quality coffee in Taiwan, that is, dissolved coffee has the characteristics of convenient use, breaking the shackles of conventional boiled coffee and quickly integrating into the food industry.In China, instant coffee has a wide range of uses. In addition to being used for personal brewing, in the food processing industry, instant coffee can be made into coffee drinks, three in one coffee powder and various coffee flavored foods, such as candy, flavored milk, pudding, jelly, ice and baked goods. It is one of the important food raw materials in China.