Korean-made leggings are among the best-selling items,??? G-market spokesman Hong Soon-chul said.Sales at the English-version G-market grew more than 30 percent this year, he said.At 11st, study materials for preschoolers, elementary and middle school students, especially math books, were popular in Australia, the U.S. and Canada where many Korean families live. ???Lingerie such as A- and B-cup br