Cov khoom siv tiv thaiv zoo li qub
(1) tib neeg lub cev tawm tsam los tiv thaiv kev tiv thaiv zoo li qub, ua khaub ncaws ua haujlwm, kaus mom, hnab looj tes, khau, thom khwm thiab lwm yam.
(2) Los tiv thaiv zoo li qub pem teb suav nrog anti-zoo li qub terrazzo pem teb, anti-zoo li qub roj hmab pem teb, PVC anti-zoo li qub yas pem teb, anti-zoo li qub ntaub pua plag, anti-zoo li qub tsa pem teb, thiab lwm yam.
(3) Ua haujlwm tiv thaiv zoo li qub: suav nrog kev tiv thaiv zoo li qub: Kuv: lev kev ua haujlwm, lub hnab ntim khoom tiv thaiv kev tiv thaiv zoo li qub, tiv thaiv kev tiv thaiv zoo li qub log tsheb, tiv thaiv zoo li qub ntim cov khoom ntim, tiv thaiv zoo li qub cov hlau thiab cov cuab yeej, thiab lwm yam.