1. Firstly, rinse off the dirt on the surface of orange peel with water, then cover the orange peel with water and soak it for more than 30 minutes. After that,soak them in rice water for about 1 hour.

2. Finally, rinse it with water two or three times, and put it in a ventilated, cool place to dry for 1 week.

3, the dried orange peel sealed and stored in a glass jar for more than 1 year, it will become Chenpi.

4, drink water with orange peel, there will be a light fragrance, while the flavonoid content in the orange peel after drying is relatively increased, will not stimulate the gastrointestinal tract. For the placement of colds is also very beneficial.