Strawberry (Fragaria × ananassa Duch.) is native to South America and is currently widely cultivated in various parts of China and Europe. Strawberry has rich nutritional value and is known as the "Queen of Fruits". It is rich in vitamin C, vitamin A, vitamin E, vitamin PP, vitamin B1, vitamin B2, carotene, tannic acid, aspartic acid, copper, strawberry amine, Pectin, cellulose, folic acid, iron, calcium, ellagic acid and anthocyanins and other nutrients. Especially the vitamin C contained is 7-10 times higher than apples and grapes. The content of malic acid, citric acid, vitamin B1, vitamin B2, carotene, calcium, phosphorus, and iron is also 3 to 4 times higher than that of apples, pears, and grapes.