(1) Kudzivirira hunyoro hwakanyanya munzvimbo ine mvura, chokoreti uye zvigadzirwa zvayo pamusoro peshuga hazvizonyunguduke, icing kana anti-frost phenomenon, saka, iyo yekurongedza ine yakanyanya kunyorova.
(2) High oxygen resistance chokoreti uye zvigadzirwa zvayo uye kwenguva refu kusangana neokisijeni, iyo iri nyore kuisa oxidize zvikamu zvemafuta, zvichiita kuti kuwedzera kweperoxide kukosha kwechokoti uye zvigadzirwa zvayo.Naizvozvo, iyo yekurongedza ine yakanyanya kupokana neokisijeni.
(3) Kuiswa chisimbiso kwakanaka kana kuiswa chisimbiso kwepakeji kwakashata, mhute yemvura uye okisijeni kubva kunze zvichapinda mupakeji, zvichikanganisa kunzwa uye kunaka kwechokoreti uye zvigadzirwa zvayo.Naizvozvo, iyo yekurongedza ine chisimbiso chakanaka.