Surface togafitiga o mea eseese oloa gaosia eChengshuo meafaigaluegafalegaosimea.O le mea muamua o la tatou gaosiga tuʻufaʻatasia ma le gaosiga o oloa alumini,after sa'o gaosiga ,anodized le oloa i le uliuli, e aofia ai totonu o pores.Le laupapa alumini mumu, e tusa ai ma le numera lanu Pantone, wna faia fa'ama'i fa'ama'i ma fa'amafu oneone .O le alumini alumini lona tolu e manaʻomia e le tagata faʻatau lanu eseese i le itu ma luma, added logo fa'aleaganu'u ma fa'ata'ita'iga oloa.O le oloa u'amea lona fa na matou faia electrophoretic blackening, fpoʻo isi oloa, faʻavasega le faagasologa e tusa ai ma manaʻoga o tagata faʻatau i pisinisi eseese.