(1) Nws tsis txwv los ntawm qhov loj me thiab cov duab ntawm cov substrate
Feem ntau, kev luam ntawv tsuas yog tuaj yeem ua tau ntawm lub dav hlau, thiab kev tshuaj ntsuam luam ntawv tuaj yeem tsis tsuas yog luam tawm hauv lub dav hlau, tab sis kuj luam tawm ntawm cov khoom uas muaj cov duab tshwj xeeb, xws li cov duab kheej kheej. Txhua yam nrog cov duab tuaj yeem nqa tawm los ntawm kev tshuaj ntsuam luam ntawv.
(2) Cov txheej txheem yog mos thiab cov ntawv luam tawm me me
Qhov screen yog mos thiab ywj.
(3) Muaj zog txheej txheej txheej number case
Nws tuaj yeem luam tawm dawb dawb ntawm txhua daim ntawv dub nrog rau qhov muaj zog peb sab.
(4) Tsim nyog rau ntau hom cwj mem
(5) Muaj zog kho qhov muag tsis kam
Nws tuaj yeem khaws cov lus ci ntawm cov teeb meem luam tawm tsis hloov pauv, Kub thiab hnub ci tsis muaj qhov cuam tshuam). Qhov no ua rau nws muaj peev xwm luam qee tus kheej-nplaum yam tsis muaj lamination ntxiv thiab lwm cov txheej txheem.
(6) Kev luam ntawv yog hloov tau thiab muaj ntau yam
(7) Cov phaj ua tau yooj yim, tus nqi pheej yig thiab thev naus laus zis yooj yim rau tus tswv
(8) Muaj zog nplaum
(9) Nws tuaj yeem yog phau ntawv ntshiab lo lo ntxhuav luam ntawv lossis tshuab luam ntawv
(10) Tsim nyog rau kev tso saib mus ntev thiab nthuav tawm kev tshaj tawm sab nraum zoov
