The strawberry can be processed to many types of products including frozen fruits, dried fruits, preserved fruits, jams, cans,
juices et al. SJ tastes and looks better than many other fruit juices, and the annual yield of strawberry fruits reaches 2 million tons with 2 million acres of cultivated area. However, SJ is rare in the market. This rarity may be related to the color stability of SJ. Color deterioration seriously affects the appearance of SJ.