Botswana Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Hong Kong was US$39 during 2021, according to the United Nations COMTRADE database on international trade. Botswana Imports of pebbles, gravel, flint, macadam of slag, tarred macadam from Hong Kong - data, historical chart and statistics - was last updated on May of 2024.