SEOUL: Korea Investment Holdings Co. on Wednesday reported its third-quarter net income of 314.5 billion won (US$225.1 million), marking an increase of 48.2 percent from the same period last year.According to Yonhap News Agency, the company disclosed in a regulatory filing that its operating profit for the July-September quarter surged by 70.7 percent on-year, reaching 363 billion won. Additionally, sales for the period climbed 15.7 percent to 6.3 trillion won.The company's earnings surpassed market expectations, with the average net profit estimate by analysts at 270.1 billion won, based on a survey conducted by Yonhap Infomax, the financial data firm of Yonhap News Agency.