Cov tshuab luam ntawv barcode haum rau qhov chaw uas muaj ntau daim ntawv lo xav tau, tshwj xeeb yog qhov chaw cov chaw lag luam yuav tsum luam cov ntawv ntau nyob rau lub sijhawm luv, cov ntawv cim tshwj xeeb (xws li cov ntaub ntawv PVC, cov khoom siv dej), thiab yuav tsum luam tawm sai li sai tau (xws li muag daim pib khoom muag hauv chaw, thiab lwm yam). Xaiv lub tshuab luam ntawv barcode. Yog tias koj feem ntau luam tawm cov ntawv loj, lossis muaj cov kev cai tshwj xeeb rau cov ntawv sau, thov xaiv siv lub tshuab luam ntawv barcode pom zoo los ntawm Shanghai Guanma Tuam Txhab. Cov tshuab luam ntawv tshaj lij rau kev luam ntawv ceev ntawm tus kheej daim ntawv lo, daim ntawv lo PET, cim npe, ntxuav daim ntaub, thiab lwm yam. Bar code printers tau siv dav hauv txhua yam ntawm kev tsim khoom thiab lub neej, xws li tsev khw muag khoom, tsoomfwv cov chaw tsim khoom lag luam, tuam txhab tsim khoom, chaw tawm dag zog, thiab lwm yam.
