Imikhiqizo yokwenziwa yesihlahla somnqumo isidume kakhulu ngenxa yokungakhathali nokuqina kwayo. Lezi zihlahla zomnqumo zokwenziwa zilungele ukusetshenziswa kwangaphakathi nangaphandle, futhi ziyi-investimenti enhle kakhulu yalabo abafuna ukwengeza ukuthinta kobuhle bemvelo ekhaya labo noma ibhizinisi ngaphandle kobunzima bokugcina izitshalo zangempela.
Afika ngezitayela nosayizi abahlukahlukene, kusukela ezinguqulweni ezincane zamathebula amathebula ukuya ezihlahleni ezinkulu ezingasetshenziswa njengendawo yokuhlobisa yokuhlobisa engadini, kumavulandi, nasemahhovisi. Ukwengeza, banikeza enye indlela engabizi kakhulu kunezihlahla zemvelo, njengoba zingadingi ukuchelela njalo, ukuthenwa, noma ukunakekelwa kwenhlabathi. Ngokubukeka kwazo okungokoqobo nokugcinwa kalula, izihlahla zomnqumo zokwenziwa ziyinketho ekahle kunoma ubani ofuna ukuletha ubuhle bemvelo endaweni yakhe ngomzamo omncane.
Isihlahla sethu sokwenziwa somnqumo singakunikeza ukubukeka kwangempela nokungokwemvelo okufanayo njengesihlahla somnqumo sangempela, ukuze uhlangabezane nezidingo zakho zokuhlobisa. Futhi sinekhwalithi ephezulu ezihlahleni zokwenziwa zomnqumo. Singakwazi ukuhlangabezana nezidingo zamakhasimende aphezulu okuvikela umlilo noma ukuvikelwa kwe-UV. Hhayi kuphela ekubunjweni nasemininingwaneni yomuthi womnqumo wokwenziwa, silwela ukuphelela. Futhi mayelana nekhwalithi, sihlala siphishekela izindinganiso eziphakeme.