Brunei Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to China was US$19 during 2011, according to the United Nations COMTRADE database on international trade. Brunei Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to China - data, historical chart and statistics - was last updated on May of 2024.