[THE INVESTOR] Woori Bank, South Korea’s largest bank in terms of consolidated assets, posted a 35 percent on-year surge in its second-quarter net profits as its exposure to debt-ridden companies abates.The lender’s second-quarter net income surged to 307 billion won (US$269.81 million), up 35.8 percent on-year. “Given that Woori spent some 92 billion won to carry out an early retirement program during the second quarter, it posted net profit of over 400 billion won for two consecutive quarters,