Tonga Imports of potroleum resins, coumarone-indene resins, polyterpenes, polysulfides from Thailand was US$6 during 2019, according to the United Nations COMTRADE database on international trade. Tonga Imports of potroleum resins, coumarone-indene resins, polyterpenes, polysulfides from Thailand - data, historical chart and statistics - was last updated on February of 2026.