Anyị na ngwaahịa nwere ike ọtụtụ-eji dị ọcha ogbako, ụlọ ọrụ, ngwá electronic factory, nri factory, ngwá ụlọ mkpụrụ, ọkụ ọnụ ụzọ, ụlọ ịwụ nkebi, nkume mejupụtara, e ji achọ osisi, osise ịchọ mma, ibu-ebu osisi, nkwakọ, ụlọ ọrụ mmepụta ngwá mkpuchi osisi, wuru nkume mejupụtara ala efere, eletriki okpomọkụ na-eguzogide panel, ụlọ template, ntụ oyi duct isi ihe, wdg, bụ a multi-arụ ọrụ inorganic fireproof waterproof osisi. Enwere ike ịse ya ozugbo, veneer ozugbo, enwere ike iji mbọ gas, ozugbo na tile, elu nwere agba dị mma. Ike dị elu, ike na-ehulata, ihe ịchọ mma dị oke mma, enwere ike ịkwọ, kpọtu, nnyapade.