Russia Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Vietnam was US$4.3 Thousand during 2019, according to the United Nations COMTRADE database on international trade. Russia Exports of pebbles, gravel, flint, macadam of slag, tarred macadam to Vietnam - data, historical chart and statistics - was last updated on June of 2024.