Ntxuav thiab ua kom tiav cov khau txee

1.Cov khoom uas tau hlawv los ntawm cov luam yeeb, xws li tsuas yog cov xim pleev xim rau saum npoo, tuaj yeem maj mam hauv av tom qab dipping hauv dej nrog cov ntawv nplua dej zoo, thiab tom qab ntawd waxing.
2.Ntoo khawb thiab tsis sib sib zog nqus thiab ntoo, tuaj yeem siv rau hauv zos polishing wax ncaj qha, qhov sib sib zog nqus khawb kom siv cov xuab zeb sib tsoo.
3.Yog tias qhov kev puas tsuaj tau mus txog qhov tob tob, nws yuav tsum tau polished thiab pleev xim dua, kom lub ntsej muag ntawm cov rooj tog yog ci thiab ruaj khov thiab noo noo-pov thawj.
4.Cov hlau kov ntawm rooj tog khoom siv kho vajtse kuj tuaj yeem siv thiab so nrog polishing wax kom nws hloov tau yooj yim thiab tiv thaiv xeb thiab tiv thaiv oxygen.