1. Kev khawb thiab hnav ntawm lub hnab kho vajtse tuaj yeem ua haujlwm polished thiab kho dua tshiab siv daim iav polishing, lossis kho los ntawm electroplating. Yog tias cov khoom siv hnyav hnyav heev, nws feem ntau pom zoo kom hloov nws nrog ib qho tshiab lossis zoo sib xws.
2. Kho tshuaj txhuam hniav. Siv cov tshuaj txhuam hniav me me rau ntawm qhov chaw khawb nrog cov tshuaj txhuam hniav, ces txhuam nws nrog tus txhuam hniav. Qhov no tuaj yeem kho me ntsis khawb thiab hnav. Xwb, koj tuaj yeem siv daim ntaub microfiber nrog tshuaj txhuam hniav kom tau txais txiaj ntsig zoo dua. Kev kho dej cawv kuj yog ib qho kev xaiv.
3. Hloov nrog ib qho zoo sib xws - saib kho vajtse clasp. Siv cov ntsia thawv polish ntawm cov xim zoo sib xws los npog qhov chaw hnav. So cov saw hlau thiab tuav nrog ib daim ntaub huv, mos kom lawv ci, thiab khaws cov saw hauv lub hnab.
4. Kos rau ntawm lub hnab kho vajtse tuaj yeem polished, refurbished los ntawm electroplating, los yog hloov nrog ib tug kev cai-ua, zoo ib yam rau cov kho kom zoo.
