Lee ebe a n'okpuru ma zaa ajụjụ ahụ n'otu asụsụ ahụ dị ka ebe a: N'okpuru: A value chain is a set of activities that a firm operating in a specific industry performs in order to deliver a valuable product or service for the market. Echiche a na-abịa site na njikwa azụmahịa ma kọwapụtara ya nke mbụ site n'aka Michael Porter na 1985 best-seller, Ọsọ asọmpi: Ịmepụta na Ịnọgide na-arụ ọrụ dị elu. Ajụjụ: Kedu ụdị nzukọ na-arụ ọrụ ahụ?
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