Since when did the tangerine peel be peeled by machine?

from the early 2th century, dried tangerine peel was peeled by machine. Mechanical peeling of dried tangerine peel appeared earlier, and it was reported that mechanical equipment was used to peel tangerine peel at the beginning of the 2th century. From the early to the middle of the 2th century, China, Fujian, Guangdong and other places began to use machines to peel tangerine peel, in order to improve production efficiency and reduce labor costs.