Switzerland Imports from Vietnam of Glass in Balls (Other than Microspheres), Rods or Tubes, Unworked was US$24 during 2019, according to the United Nations COMTRADE database on international trade. Switzerland Imports from Vietnam of Glass in Balls (Other than Microspheres), Rods or Tubes, Unworked - data, historical chart and statistics - was last updated on May of 2024.