Multi-national companies use developing countries as their base ground for manufacturers or we can say for labor forces. Cheap labor, cheap land, and cost-effective transportation are some key points that make developing countries a hot cake for multinational companies. All the telecom companies in Bangladesh are owned by foreign companies.
It's profitable to them as the cheap labor, cheap accomodations and cheap expenses for their whole operatio is what makes them go for those developing countries.
The impact of it on that country is huge.
They're onboarding their people to these companies and giving them jobs and that's adding to the GDP of that country. And these companies are like predicting what the government of that country what they can freely do or else, they'll pull out which is a threat.