Izihlungi ze-28113-D3300 zeNkampani ye-Guohao zenziwe ngezinto ezinobushushu obuphezulu kunye ne-corrosion-resistant-resistant, ezinokugcina ukusebenza okuzinzileyo kwiindawo ezinzima ezifana nokushisa okuphezulu kunye nomswakama. Olu phawu lwenza ukuba isihluzo sisebenze ngokufanelekileyo phantsi kweemeko ezahlukeneyo ezigqithisileyo.