A man shops at a store of Samsung Electronics in the company's main office building in Seoul Jan 27, 2012. Samsung Electronics, the world's top technology firm by revenue, reported a record quarterly profit on Friday, aided by its best-ever sales of smartphones and one-off gains. The South Korean firm reported a 5.3 trillion won ($4.72 billion) operating profit for the October-December quarter, broadly in line with its earlier estimate of 5.2 trillion won. [Photo/Agencies]