Anyị na-ahụkwa ọkachamara n'ịkwalite njikwa ihe yana usoro QC ka anyị wee nwee ike ijigide ọmarịcha ọnụ n'ime obere azụmaahịa na-asọ mpi maka nnukwu efere granite nwere jakị,Omenala ịnweta nkedo, Ụlọ ọrụ nkedo nke ọma, Tebụlụ Mkpuchi Optic Vibration,Ihe owuwu Granite. Ọnụnọ nke ngwaahịa ọkwa dị elu na-aga n'ihu na-ejikọta na ọrụ anyị dị mma tupu na mgbe ọrịre ahịa na-eme ka asọmpi siri ike n'ahịa na-agbasawanye ụwa. Ngwaahịa ahụ ga-enye ụwa niile, dị ka Europe, America, Australia, Costa Rica, Durban, Hanover, Azerbaijan. Ngwa ngwa na ọkachamara mgbe-ịre ahịa na-eweta site na ndị ọkachamara anyị nwere obi ụtọ ndị na-azụ anyị. Enwere ike iziga gị ozi zuru ezu na parampat sitere na ngwa ahịa maka nnabata ọ bụla nke ọma. Enwere ike ibunye ihe nlele efu na ụlọ ọrụ lelee ụlọ ọrụ anyị. n Morocco maka mkparita uka na-anabata mgbe niile. Na-atụ anya ịnweta ajụjụ pịnye gị wee wulite mmekọrịta nkwado ogologo oge.