Shefa Gold S.L.
c/ del Pez, 9
Madrid
administracion@shefagold.com
En Agosto de 2023 China ha restringido la exportación de Galio y Germanio al mundo.In August 2023, China restricted the export of Gallium and Germanium to the world.

Gallium is used to manufacture integrated circuits and optoelectronic devices, including LEDs, photodetectors, and solar cells.