1. Different appearanceThe difference in appearance between the two is obvious. First, the color is different. White rock candy is white, yellow rock candy is yellow. Second, is the shape of the difference. White rock candy is a single crystal rock candy with regular shape, and yellow rock candy is a polycrystalline rock candy with irregular shape.2. Different processThe production process of white rock candy is more complicated than yellow rock candy, and white rock candy needs to be decolorized and purified.3. Different scope of application. In daily life, white rock sugar is suitable for making tea, drinking water or flavoring, while yellow rock sugar is more suitable for stewing, frying sugar or cooking syrup. First, the difference in nutritional value yellow rock sugar does not have a strict decolorization process, and the natural ingredients of sugarcane are retained more than white rock sugar, which is a purer rock sugar because of an additional process. Secondly, the process is different white rock candy and yellow rock candy are formed after dissolving, removing impurities, boiling and crystallizing, but the difference is that yellow rock candy is polycrystalline rock candy, and its decolorization is not strict. However, it contains a variety of ingredients and needs to be broken when eating, while white rock sugar is single crystal rock sugar, the process is more complex, higher purity and single. Third, the difference in the use of white rock sugar will be easier to melt, soak tea or drink water with more convenient, and yellow rock sugar is suitable for fried sugar, fried sugar taste more natural.