Thailand Exports of potroleum resins, coumarone-indene resins, polyterpenes, polysulfides to Tonga was US$3 during 2019, according to the United Nations COMTRADE database on international trade. Thailand Exports of potroleum resins, coumarone-indene resins, polyterpenes, polysulfides to Tonga - data, historical chart and statistics - was last updated on May of 2024.