1. Kev tshuaj xyuas: coj kev ua haujlwm ib txwm ntawm koj cov cim ntawm hnav, lossis corrosion thaum ntxov ntawm, tso cai rau kev hloov kho kom raws sijhawm lossis hloov pauv.
2. Tsim Tsa: Muab koj cov khoom siv Scaffolding rau hauv qhov chaw qhuav, tsis muaj kev tiv thaiv kom tsis txhob raug huab cua lossis huab cua hnyav uas tuaj yeem ua rau muaj kev xeb.
3. Kev tu huv si: ua kom koj cov av scaffolding huv thiab dawb ntawm av, khib nyiab, lossis lwm yam kev ua paug tsis muaj zog lossis muaj zog ntawm cov khoom siv.
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5. Ua kom zoo: tswj koj cov khoom siv scaffolding thiab kua muag, khoov, khoov ntawm nws cov qauv kev ncaj ncees thiab kev ntseeg siab.
Lub Sijhawm Post: Mar-20-2024