In a final decision that followed a nine-month probe, South Korea's regulatory authority came up with anti-dumping duties of up to 10.65 percent for five years against Vietnamese plywood products for causing damage to South Korean producers.   The decision requires approval from the Minister of Strategy and Finance by the end of this year.  In a statement released on September 17, the Korea Trade Commission called for anti-dumping duties of 9.18~10.65 percent, ruling that Vietnamese products were imported below normal prices, resulting in a drop in domestic companies ...