Key Asian markets are up on MondayBs Reporter / Mumbai July 28, 2008, 8:46 ISTThe key Asian markets are up on Monday. The Nikkei is up 0.5% to 13,400 points while Shanghai is up 2% at 2,922 points. Hang Seng is up 0.3% to 22,805 points. Singapore and Korea are down marginally.