Lub hom phiaj ntawm aesthetics, practicality, kev nyab xeeb, txhim khu kev qha zoo thiab kev lag luam hauv kev tsim cov nyom teeb yog qhov tseem ceeb tshaj plaws uas peb xav.
Yog li peb tsim pab pawg tswj hwm kev ua haujlwm zoo hauv cov txheej txheem tsim khoom los ua cov kev tshuaj xyuas nruj ntawm txhua txoj kev ua haujlwm tawm tsam cov txheej txheem cuam tshuam ntawm txhua tus txheej txheem, thiab tswj cov txheej txheem tsim khoom kom ntseeg tau tias qhov zoo ntawm txhua lub teeb ua tau raws li qhov xav tau.
Thiab tseem yog 1stkauj ruam yog soj ntsuam cov ntaub ntawv.Txhua batch ntawm raw cov ntaub ntawv yuav tsum raug kuaj thaum nkag mus rau hauv lub Hoobkas, thiab cov ntaub ntawv tsis tsim nyog yuav raug xa rov qab mus rau lawv cov manufacturers kom paub tseeb tias qhov zoo ntawm txhua batch ntawm raw khoom yog tsim nyog.