Igorofa ya SPC, izwi kandi ku izina rya Stone Plastic Composite etage, ni igorofa yo mu rwego rwohejuru, yangiza ibidukikije cyane cyane igizwe na PVC nifu y’amabuye karemano. Uku guhuza kudasanzwe kurema amazi, adashobora kwambara, kandi ahamye cyane atanga imikorere idasanzwe kandi igaragara neza. Igorofa ya SPC yabaye ihitamo ryiza kubibanza byubucuruzi nubucuruzi, biha abakiriya igisubizo cyiza kandi gifatika. Bimwe mubyingenzi byingenzi bya etage ya SPC harimo kuramba, kubungabunga byoroshye, imiterere yo kwinjiza amajwi, hamwe no kurwanya ubushuhe, ibishishwa, hamwe nibirangantego, bigatuma ihitamo neza mumiryango hamwe n’ahantu nyabagendwa.