You will know the unique features of this fruit as soon as you hear the name! That's right, it's: calcium. Calcium fruit is not originally called calcium fruit. Its professional name in botany is called Ou Li. Speaking of this name, it is actually named after our plant taxonomist Chen Wei. And its international name is: Prunus humilis. Bge, this is the Russian scholar Bunge in the northeast of 1835 when he visited the fruit, and then named it.
Have you guessed it again? Yes, the origin of Ou Li is China! It has been planting in China for more than 3,000 years.