A diversified and experienced global producer of tungsten concentrate in conflict-free regions. The company is currently mining, processing and shipping tungsten concentrate from its Panasqueira mine in Portugal. Its Sangdong tungsten mine in Gangwon Province, South Korea is currently under construction. The Sangdong mine was historically one of the largest tungsten mines in the world and one of the few long-life, high-grade tungsten deposits outside of China, and has significant upside potential from an underlying molybdenum deposit. Additional development projects underway include the Valtreixal tin/tungsten project in northwestern Spain and Los Santos Mine in western Spain.