Swaziland Imports of setts, curbstones, flagstones, of natural stone (except slate) from China was US$112 during 2019, according to the United Nations COMTRADE database on international trade. Swaziland Imports of setts, curbstones, flagstones, of natural stone (except slate) from China - data, historical chart and statistics - was last updated on May of 2024.