Quảng Ninh hosts free swimming classes for children stockbot 0 0 06.14 18:05 https://vietnamnews.vn/society/1657507/quang-ninh-hosts-free-swimming-… + 0 https://vietnamnews.vn/rss/society.rss + 0 The province has about 100,000 children between the ages of six and 16, but only about 50 per cent can swim.