Lub thoob khib nyiab sab nraum zoov Haoyida steel galvanized yog tsim los ntawm cov hlau tuab galvanized. Nws muaj lub txee xim grey tsaus nti, qhov chaw pov tseg sab saum toj thiab lub qhov rooj xauv tau, nws tiv thaiv cov khib nyiab kom tsis txhob tawg thiab nag nkag mus. Lub thoob khib nyiab sab nraum zoov steel galvanized no tiv taus xeb thiab tsim nyog rau kev tso rau sab nraum zoov ntev.
Ua ib lub chaw tsim khoom ncaj qha, Haoyida muab kev pabcuam tshwj xeeb rau cov thoob khib nyiab sab nraum zoov. Haoyida txhawb nqa qhov loj me, xim, qauv, cov ntaub ntawv xaiv tau xws li hlau tsis xeb, thiab cov cim luam tawm tshwj xeeb kom tau raws li qhov xav tau ntawm cov zej zog, cov tiaj ua si thiab cov chaw lag luam.
Lub thoob khib nyiab sab nraum zoov uas ua los ntawm hlau galvanized no muaj peev xwm khaws tau ntau yam khoom. Nrog cov kab ntau lawm ywj pheej, Haoyida lees txais cov xaj tsis yog tus qauv ntawm cov thoob khib nyiab sab nraum zoov, txhawb kev tsim cov qauv thiab kev xa khoom ruaj khov, muab cov kev daws teeb meem khaws cia khib nyiab huv ib zaug xwb.