1. Cov khoom siv zoo.nruj me ntsis tswj qhov zoo, zoo gloss.
2. Meticulous workmanship.Kev kho saum npoo yog du tsis muaj burrs, muaj zog thiab ruaj khov.
3.Txhawb customization.Yuav customized raws li tus neeg xav tau kev pab ntawm ntau yam specifications, cov ntaub ntawv.
4. Muaj zog corrosion kuj thiab hnav tsis kam.Tsis yooj yim rau xeb.
1. Kev ntsuas tus kheej zoo, kev ruaj ntseg siab.
2. Lub neej ua haujlwm ntev, hnav tsis kam.
3. Muaj zog corrosion kuj.
4. Nqis.