Apple's rock candy heart is caused by the large temperature difference between day and night and the unique geographical environment. Common rock candy apples are produced in Aksu. In Aksu high altitude area, the temperature difference between day and night is large, the sunshine is abundant, and the soil is fertile, which makes the sugar content of apples high, so the sugar in the stone accumulates into a transparent shape, forming a rock candy heart.

In addition to the unique geographical environment, rock candy apple is characterized by sufficient water content. Its picking time is strictly controlled after the first frost every year, the growth period is fully extended, and the low temperature picking also makes it particularly rich in water.

Apple with rock candy heart is produced in plateau area, and it is naturally high original red. Although the appearance is ordinary, the fruit is rich in sugar precipitation, so it tastes sweeter and crisper than ordinary apples.

Apple is a very nutritious fruit, which contains a lot of sugar, protein, fat, crude fiber, vitamins and trace elements. After eating, it can not only replenish energy for the human body, but also enhance everyone's physique, improve human immunity and enhance the body's disease resistance.

Apples contain a lot of calcium and zinc. Eating apples regularly can supplement calcium and promote children's growth and development. Zinc can also promote brain development and enhance memory, so children should eat more apples.

Apples contain a lot of vitamin C. Eating apples regularly can help you eliminate freckles and dark spots on your skin and keep your skin tender and ruddy.