More than twenty Welsh companies, primarily from the gaming, digital and tech sectors, took part in the trade mission and GDC.
Mae hyn wedi cynnwys timau o bob rhan o Lywodraeth Cymru, fel y grŵp Prif Swyddogion Gweithredu, y tîm Cyflawni Prosiectau, y tîm Digidol a Gwasanaethau Gwybodaeth a Dadansoddi.