Rooj tog Xauv Khoom siv

1. Stainless hlau: siab zog, corrosion kuj, ci ci, tsis yooj yim rau ploj los yog xeb, kuj kim;

2. Tuag- nrum tooj liab: Tus nqi nruab nrab, zoo ntom ntom, ruaj khov, xeb- pov thawj;

3. Zinc Alloy: Tsawg zog thiab xeb kuj, yooj yim tawg;