Tonga Imports from South Korea of Yeasts, Other Single-cell Micro-organisms, Prepared Baking Powders was US$14 during 2012, according to the United Nations COMTRADE database on international trade. Tonga Imports from South Korea of Yeasts, Other Single-cell Micro-organisms, Prepared Baking Powders - data, historical chart and statistics - was last updated on June of 2026.