Where is the specialty of Cao Jian Wuxin Pear?

In Cao Jian, Yunlong County, Dali Prefecture, a unique sweet pear is produced. The fruit is round and thin, dark yellow, and the meat is thick and juicy. Its uniqueness lies in that when pears are ripe and covered with straw for more than half a month after picking, they will saccharify themselves and double their sweetness. After being taken out and cut, all the pears turned black, hence the name "Wu Xin Pear". Eat it, it has the fragrance of wine, the sweetness of honey, and it is famous for its sweet taste. It is a famous local fruit specialty. Wu Xin pears each weigh about 232 Liang, and each plant can produce hundreds of kilograms. In the season when pears are ripe, most tourists passing by and visiting Cao Jian like to buy pears. The local Bai people often give Wu Xin pears as gifts to relatives and friends.