City seeks private investors for metro lines stockbot 0 410 2021.03.06 16:44 http://vietnamnews.vn/economy/893673/city-seeks-private-investors-for-… + 36 https://vietnamnews.vn/rss/economy.rss + 20 HCM City wants to attract more private investment instead of relying on official development assistance (ODA) to build its remaining metro lines, but experts have said that it faces a difficult challenge.