Imports In 2018, Guinea-Bissau imported $41 in Compounded Unvulcanised Rubber, becoming the 0th largest importer of Compounded Unvulcanised Rubber in the world. At the same year, Compounded Unvulcanised Rubber was the 0th most imported product in Guinea-Bissau. Guinea-Bissau imports Compounded Unvulcanised Rubber primarily from: N/A.