Cyflwynodd Gweinidog yr Economi nifer o feysydd hefyd ble y gallai Llywodraeth y DU gydweithio gyda Llywodraeth Cymru i sicrhau datblygiadau cychwynnol, ond mynegwyd siomant parhaus dros benderfyniad diweddar Llywodraeth y DU i newid eu meddyliau ynghylch eu haddewid i drydaneiddio’r brif reilffordd i Abertawe.  Pwysleisiodd bod cyfran deg o’r cyllid yn hollbwysig os oedd diwydiant yng Nghymru i fanteisio i’r eithaf ar y posibiliadau.
The Economy Secretary also set out a number of areas where the UK Government could work with the Welsh Government to make early progress but expressed continued disappointment over the UK Government’s recent decision to renege on its promise of electrification of the mainline to Swansea. He stressed that  a fair share of funding was crucial if Welsh industry was to maximise its potential.