Marka la eego taariikhda qoran, Mengding Mountain waa meesha ugu horraysa taariikhda Shiinaha halkaas oo ay ka jiraan diiwaanno qoranshaah macmal ahbeerid.Laga soo bilaabo diiwaankii ugu horreeyay ee shaaha adduunka, Wang Bao's "Tong Yue" iyo halyeeygii Wu Lizhen ee beeritaanka geedaha shaaha ee Mengshan, waxaa la caddayn karaa in Mengding Mountain ee Sichuan ay tahay asalka beeritaanka shaaha iyo soosaarka shaaha.Shaaha cagaaran wuxuu ka yimid Badi (hadda waqooyiga Sichuan iyo koonfurta Shaanxi).Marka loo eego diiwaannada "Huayang Guozhi-Bazhi", markii Zhou Wuwang uu ka adkaaday Zhou, dadka Ba ayaa shaah siinayay ciidanka Zhou Wuwang."Huayang Guozhi" waa warqad taariikhi ah, waxaana la go'aamin karaa in aan ka dambayn Galbeedka Zhou Dynasty, dadka Ba ee waqooyiga Sichuan (Shaaha Todoba Buddha) waxay bilaabeen inay shaaha si macmal ah ugu beeraan beerta.

Shaaha cagaaran waa mid ka mid ah shaaha ugu muhiimsan ee Shiinaha.

Shaaha cagaaran waxaa laga sameeyaa caleemaha cusub ama burooyinkeeda geedka shaaha, oo aan lahaynhalsano, iyada oo loo marayo hababka sida hagaajinta, qaabaynta, iyo qalajinta.Waxay haysaa walxaha dabiiciga ah ee caleemaha cusub waxayna ka kooban tahay polyphenols shaaha, catechins, chlorophyll, caffeine, amino acids, fitamiino iyo nafaqooyin kale.Midabka cagaaran iyo maraq shaaha ayaa ilaaliya qaabka cagaarka ah ee caleemaha shaaha cusub, sidaas darteed magaca.

Cabitaanka shaaha cagaaran ee joogtada ah waxay ka hortagi kartaa kansarka, waxay hoos u dhigtaa baruurta iyo miisaanka, waxayna yareysaa waxyeelada nikotiinta ee sigaarka.

Shiinaha ayaa soo saarashaah cagaaranmeelo kala duwan, oo ay ku jiraan Henan, Guizhou, Jiangxi, Anhui, Zhejiang, Jiangsu, Sichuan, Shaanxi, Hunan, Hubei, Guangxi, iyo Fujian.