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THE INVESTOR]
SK Telecom (017670), the country's largest telecom operator, announced on July 28 that its second-quarter operating profit slipped 1.34 percent to 407.36 billion won (US$360 million) from the same period last year. Its sales stood at 4.27 trillion won, up 0.27 percent on-year while net profit fell 26.87 percent to 290.99 billion won.