Qhov zoo ntawm cov yas ntim yas ntim yog:
(1) Cov khoom siv dag zog zoo, lub cev nyhav, kev cia khoom yooj yim thiab kev thauj mus los, yooj yim los nqa thiab siv;
(2) Zoo permeability, sealing thiab transparency;
(3) Kev ua tau zoo, muaj peev xwm tsim cov fwj, npog, cov yeeb yaj kiab, hnab thiab ntim cov khoom ntim ntawm ntau ntau;
(4) Kev zoo nkauj xim thiab kev luam ntawv zoo. Cov yeeb-tshuaj, cov ntawv qhia, cov cim, thiab daim npav bar yuav ncaj qha los yog muab luam tawm ntawm cov khoom yas thiab yuav tsis poob;
(5) Kev ruaj ntseg zoo, tsis muaj zog toxicity, kev tu cev thiab kev nyab xeeb. Lub hau ntawm cov tshuaj tuaj yeem ua rau lub taub hau lossis lub siab, nrog rau Anti-Counterfeiting thiab lwm yam.
Qhov tsis zoo ntawm cov thawv ntim yas ntim yog tias nws yog ib qho yooj yim uas nqa tau hluav taws xob zoo thiab lub nplaim yog yooj yim rau kev tuaj yeem. Cov nqaj tuaj yeem ua rau muaj kev paug qaug cawv thiab zom ua dua tshiab.
Nrog txoj kev loj hlob sai ntawm cov tshuaj thiab tshuaj pleev ib ce lag luam hauv Suav teb, daim ntawv thov cov iav fwj thiab cov yas hwj yuav nce xyoo ib xyoos. Cov fwj tshuaj yas yog siv rau cov khoom siv roj: cov roj plaub hau, cov plaub hau plaub hau, cov roj tiv thaiv, cov roj da dej, zas roj, thiab lwm yam .; Cov khoom qab zib: xws li ntxuav cov tshuaj nplaum, tshuaj tsw qab, tshuaj tsw qab, cov khoom qab zib, nplaum qab zib, txias qab zib, plaub hau, thiab lwm yam .; Cov tshuaj tov tshuaj xws li tshuaj zawv plaub hau, da dej ua kua, thiab lwm yam .; Nws noj nyiaj rau 40% ntawm tag nrho cov kev siv ntawm cov tshuaj pleev ib ce.