Senior workers produce protective masks at a plant in Seoul, South Korea, in this file photo. South Korean exports extended their contraction during the first 20 days of July and by a larger percentage than in June. The country’s overseas sales during July 1-20 dropped 12.8 percent from the same period a year earlier, Korea Customs Service data showed yesterday. Exports fell 7.7 percent during June 1-20.Xinhua |