Look up balance-of-payments-constrained growth. In a developing country, you really want to be careful with your dollars/imports. Local labor is almost certain

Look up balance-of-payments-constrained growth. In a developing country, you really want to be careful with your dollars/imports. Local labor is almost certainly cheaper and more abundant. The question is, can they do it all. If they can you save dollars and you build local skills that transfer, a double benefit. If they can't, yes you might be forced to buy and import the tech.