SEOUL, Lotte Fine Chemical Co. on Wednesday reported its fourth-quarter net profit of 9.7 billion won (US$7.3 million), down 85.1 percent from a year earlier. Operating income for the October-December period was 8.5 billion won, down 80.7 percent from a year ago, the company said in a regulatory filing. Revenue fell 17.2 percent to 411.3 billion won. The earnings exceeded market expectations. The average estimate of net profit by analysts stood at 3.3 billion won, according to a survey by Yonhap Infomax, the financial data firm of Yonhap News Agency. Source: Yonhap News Agency