Guinea Imports from Singapore of Pebbles, Gravel, Flint, Macadam of Slag, Tarred Macadam was US$307.56 Thousand during 2016, according to the United Nations COMTRADE database on international trade. Guinea Imports from Singapore of Pebbles, Gravel, Flint, Macadam of Slag, Tarred Macadam - data, historical chart and statistics - was last updated on May of 2024.