HNA said to sell Minneapolis office tower to Samsung for $320m The HNA Group Co. building stands in Beijing, China, on Wednesday, Aug. 9, 2017. Photographer: Qilai Shen/Bloomberg Prudence Ho June 7, 2018 PremiumHNA Group Co. sold a Minneapolis office tower to a unit of South Korea’s Samsung Group for $320 million, according to a person familiar with the matter. 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 email@example.com.