 Isiokwu na-agụnye mmepụta ozi ọma, ụlọ ọrụ ajụjụ ọnụ, ọhụrụ ngwaahịa na teknụzụ, ahia ọnụ ọgụgụ, ihe ngosi ozi ọma, antidumping, ígwè price, gburugburu ebe obibi-echebe, end-ọrụ na ahịa, ọnụego mgbanwe, wdg 