1. Lub chaw tsim kho yuav tsum tau nruab nrog cov chaw ruaj ntseg tsim nyog.
2. Thaum lub sij hawm installation ntawm cov ntaub ntawv rwb thaiv tsev, yuav tsum muaj ib tug tshwj xeeb kev ruaj ntseg tub ceev xwm. Cov nplaim taws qhib yog txwv nruj, thiab kev ua haujlwm uas tsim cov nplaim taws yog txwv tsis pub ua ib txhij.
3. Thaum siv polyurethane txau ua npuas ncauj rau rwb thaiv tsev, yuam kev ntsuas cua yuav tsum tau ua.
4. Thaum ua hauj lwm uas yuav ua kom muaj hluav taws xob nyob rau hauv cov cheeb tsam uas rwb thaiv tsev ua hauj lwm tiav lawm, yuav tsum muaj kev tiv thaiv hluav taws.
5. Kev hloov kho qhov txias thiab qhov kub thiab txias ntawm qhov chaw cia txias yuav tsis cuam tshuam rau kev nyab xeeb ntawm kev saib xyuas thiab cov qauv tseem ceeb.
6. Tom qab ua tiav ntawm qhov kev tsim kho, nws yuav tsum tau muab tso rau hauv kev siv tsuas yog tom qab dhau qhov kev lees paub tshuaj xyuas.
7. Thaum ua tiav kev tsim kho, chav tsev tsim kho yuav tsum xa cov ntaub ntawv ua tiav rau tus neeg siv khoom.
