Judging los ntawm cov sau keeb kwm, Mengding Roob yog qhov ntxov tshaj plaws nyob rau hauv Suav keeb kwm uas muaj cov ntaub ntawv sau txog.tshuaj yej dagcog.Los ntawm cov ntaub ntawv ntxov tshaj plaws ntawm cov tshuaj yej hauv ntiaj teb, Wang Bao's "Tong Yue" thiab Wu Lizhen cov lus dab neeg ntawm kev cog ntoo tshuaj yej hauv Mengshan, nws tuaj yeem ua pov thawj tias Mengding Roob hauv Sichuan yog lub hauv paus ntawm kev cog tshuaj yej thiab tsim tshuaj yej.Ntsuab tshuaj yej originated nyob rau hauv Badi (tam sim no sab qaum teb Sichuan thiab yav qab teb Shaanxi).Raws li cov ntaub ntawv ntawm "Huayang Guozhi-Bazhi", thaum Zhou Wuwang kov yeej Zhou, cov neeg Ba tau muab tshuaj yej rau cov tub rog ntawm Zhou Wuwang."Huayang Guozhi" yog ib tsab ntawv keeb kwm, thiab nws tuaj yeem txiav txim siab tias tsis pub dhau lub hnub poob Zhou Dynasty, cov neeg Ba nyob rau sab qaum teb Sichuan (Seven Buddha tribute tshuaj yej) tau pib cog tshuaj yej hauv lub vaj.

Ntsuab tshuaj yej yog ib qho ntawm cov tshuaj yej tseem ceeb hauv Suav teb.

Tshuaj yej ntsuab yog tsim los ntawm cov nplooj tshiab los yog buds ntawm tsob ntoo tshuaj yej, tsis muajfermentation, los ntawm cov txheej txheem xws li fixation, shaping, thiab ziab.Nws khaws cov khoom ntuj tsim ntawm nplooj tshiab thiab muaj tshuaj yej polyphenols, catechins, chlorophyll, caffeine, amino acids, vitamins thiab lwm yam khoom noj.Cov xim ntsuab thiab tshuaj yej kua zaub khaws cov xim ntsuab ntawm cov tshuaj yej nplooj tshiab, yog li lub npe.

Kev haus cov tshuaj yej ntsuab tsis tu ncua tuaj yeem tiv thaiv qog noj ntshav, txo cov rog thiab poob phaus, thiab txo cov nicotine puas tsuaj rau cov neeg haus luam yeeb.

Tuam Tshoj uatshuaj yej ntsuabnyob rau hauv ntau qhov chaw, suav nrog Henan, Guizhou, Jiangxi, Anhui, Zhejiang, Jiangsu, Sichuan, Shaanxi, Hunan, Hubei, Guangxi, thiab Fujian.