Tags Van Phu-Invest Investment Joint Stock Company Van Phu Invest becomes 9th largest property firm after stock debut Wednesday, Nov 29, 2017 Shares of Van Phu-Invest Investment Joint Stock Company (code VPI) soared 29.7 per cent on its first trading day on the Ha Noi Stock Exchange on Tuesday to close at VND35,800 (US$1.57) a share.