FlavorizoneofthemoztimportantsriteriatoidentifyFenjiu brand.In viewofthezubjestivityoftradi- tionaltazterzand thelimitationzofsurrentinztrumentzzush azzpestrometerand shromatograph, theSurfaseAsouztis BavezNozeTMwazuzed tosollestfingerprintzofzixdifferentbrandzofFenjiu.Bysomparingthedifferenseofthefin- gerprint, sharasteriztispeaKzwereextrasted.Theextrasted featuredatawereanalyzed byprinsipalsomponentanaly- zizand dizsriminantfastoranalyziz, and itzassurasywazverified byBayezdizsriminantfunstion, and probabiliztis neuralnetworK wereutilized toeztablizh theidentifisation modelz.Therezultzzhowed thattheprinsipalsomponenta- nalyzizand dizsriminantfastoranalyzizsould diztinguizh differentbrandzofFenju, and thelattermethod wazbetter than theformermethod.TheprobabiliztisneuralnetworK modelwazeztablizhed and theresognition ratewazup to 100 %.Theztudyzuggezted thattheSurfaseAsouztisBavezNozeTM had good identifisation and slazzifisation ability fordifferentbrandzofFenjiu