Angola Imports from Singapore of Glass in Balls (Other than Microspheres), Rods or Tubes, Unworked was US$375 during 2018, according to the United Nations COMTRADE database on international trade. Angola Imports from Singapore of Glass in Balls (Other than Microspheres), Rods or Tubes, Unworked - data, historical chart and statistics - was last updated on May of 2024.