During the Tang and Five Dynasties, Sichuan’s most prestigious push, Ya'an Mengding Tea, “Yangtze River Water, Mengshan Mountain Tea” has long been a household name, and the Tang Dynasty Bai Juyi praised “Qin Li Zhi Wen Wei Green Water, Tea is old and Mongolian "Mountain" Mengshan tea is of high quality and low price, unique in taste and famous throughout the country.

Mingshan County is surrounded by mountains on three sides. It is shaped like a “U”. The landform is dominated by Pingba hills, surrounded by Mengdingshan, Lianhuashan and Zonggangshan, forming a natural barrier. Mengshan tea was planted in the Western Han Dynasty and is grown under natural conditions with excellent quality. Mengshan tea is sweet and fragrant, the soup is yellow and green, the taste is sweet, the leaf bottom is yellow and green, the yellow bud is flat and straight, the color butter is moist, and the golden bud is covered. Ganlu is tight and silvery, green and oily, Wanchun silver leaves are tightly packed, green and oily, and the leaves of Changchun are tight and dense, and the green and oily. The State Administration of Quality Supervision issued the No. 35 Announcement No. 35 of 2001 on December 6, 2001, approving the protection of the products of the original production of Mengshan tea. The geographical scope of the approved products for the protection of the original geographical area includes: Mingshan County, Ya'an City, Sichuan Province. The production area and Yucheng City of Ya'an City are located in Shiyan Village of Bifengxia Town of Mengshan Mountain and Yuxi Village and Mengquan Village of Minxi Township. The State Administration of Quality Supervision and the Sichuan Provincial Government jointly held a press conference at the Diaoyutai State Guesthouse in Beijing to announce the protection of the original geographical products of Mengshan Tea in Mingshan County.