More Phuong Nam Education Investment & Development Jsc news Phuong Nam Education Investment & Development JscHNX: SED Stock ineligible for margin trading Jul 11, 2017 at 8:07 AM UTC · Issued by Phuong Nam Education Investment & Development JSC via Hanoi Stock Exchange As issuedPlain English Phuong Nam Education Investment & Development Jsc has released a press release. View Attachment Company analysis