South Korea's LG Electronics Inc estimated that LG Electronics Inc. fell to its first quarterly operating loss in six years in October-December because of the mobile losses and seasonally weaker appliances sales. It likely swung to a 35 billion won loss for the fourth quarter, its first since a bigger loss in the fourth quarter of 2010. LG said revenue for the quarter likely rose 1.5% to 14.8 trillion won. The firm did not disclose further details on its earnings and will release full results including performance by individual businesses at the end of January. LG Electronics Inc. is the world's second-biggest television maker behind Samsung Electronics Co Ltd, electric business is LG's top profit engine in last year. On January 4, LG Display Vice President held a press conference at the Las Vegas Convention Center, announced this year's LG Display's development strategy: fully developed OLED business, this year, LG Display will lead the display industry into large-size OLED and small-size P-OLED market by transforming the overall OLED structure. Combined with analysts forecast, it is not difficult to find that the LCD panel price rise which will cause the lower margin. LG will research and development the OLED technology improve product profitability to ensure that the overall profitability to improve and further occupied High-end display market.