Samsung to invest $3b in Vietnam phone facility Nguyen Hoang Long November 12, 2014 PremiumElectronics major Samsung plans expand it’s smartphone manufacturing facility in Vietnam by investing $3 billion in a second plant, next to its existing facility in the country’s Thai Nguyen province. Continue reading this story with a subscription to DealStreetAsia. Subscribe Already a subscriber? Log in Should your colleagues be reading this article too? Contact us for corporate subscriptions at firstname.lastname@example.org.