1. The main raw material of rice crispy rice is rice, which is cooked, pressed into pieces and then fried. This way of making crispy rice crust tastes crisp and delicious. The main raw materials of glutinous rice skin are soaked glutinous rice and corn starch, which are directly pressed into blocks and fried. This method makes glutinous rice crispy. 2. In taste, there are obvious differences between rice crispy rice and glutinous rice crispy rice. The crispy taste of rice crust comes from the characteristics of rice, while the glutinous rice crust is more crispy because of the use of glutinous rice and corn starch. 3. The production methods are also different. The rice crust needs to be cooked thoroughly, then pressed into pieces and then fried. The crispy rice balls are directly pressed into pieces and fried. These different preparation methods will also affect the final taste and flavor.