Samsung Electronics first-quarter operating profit dips 3 percent, in line with guidance

A man using his mobile phone walks past a Samsung Electronics shop in the company's main office building in central Seoul July 23, 2013. REUTERS/Lee Jae-Won

SEOUL (Reuters) - South Korea's Samsung Electronics Co Ltd on Tuesday reported a 3.3 percent fall in first quarter operating profit, broadly in line with earlier guidance, as returns weakened in its mainstay smartphone business. The world's biggest manufacturer of smartphones booked a January-March operating profit of 8.5 trillion Korean won ($8.2 billion), compared with guidance of 8.4 trillion won. Operating profit in its mobile division fell to 6.43 trillion from 6.51 trillion won in the year prior and 5.47 trillion won in the previous quarter. Shares of Samsung Electronics, worth $220 billion, closed down 0.8 percent on Monday, compared with a 0.1 percent drop in the benchmark Korea Composite Stock Price Index. (Reporting by Se Young Lee; Editing by Stephen Coates)