Ox gall

Basic Introduction to Hui'an Olive FruitThe Olive fruit, also known as the ox gall fruit, is named "yugan" due to its characteristic of tasting bitter before turning sweet. Hui'an yugan, also known as oil gall and yuganzi, is a specialty of Quanzhou City, Fujian Province, primarily produced in villages such as Lantian Village and Guanxi Village in Zishan Town, Hui'an County, Fujian Province. Hui'an yugan received national agricultural product geographical indication protection registration in 2019. The protected area includes 123 administrative villages (communities) across six towns in Hui'an County, Quanzhou City, Fujian Province: Zishan Town, Huangtang Town, Wanchuan Town, Luocheng Town, Luoyang Town, and Tuzhai Town. The geographical coordinates are from 118°39′02″ to 118°52′19″ east longitude and from 24°56′34″ to 25°07′51″ north latitude.In southern Fujian, people refer to candied haws on a stick as "yuganzi." The sweetness of the sugar perfectly balances out the sourness of the yugan, making it an unforgettable childhood delicacy for generations of southerners. The main terrain in the production area of Hui'an yugan is low mountains and hills, with soil mainly consisting of brick-red red soil and yellow soil, which is slightly acidic and very suitable for the growth and cultivation of yugan. The climate…