Samsung Elec's mobile margins not out of the woods
April 28, 2015 at 21:55 PM EDT
GRAPHIC: Mobile margins: http://link.reuters.com/bek64w By Se Young Lee SEOUL, April 29 (Reuters) - Samsung Electronics may have put a floor under its mobile margins, but sceptics say profits will undergo a new test with the latest flagship Galaxy smartphones, among the most costly the South Korean company has ever made.