Wales’ success in attracting foreign direct investment over many decades is largely based on access to the EU market of more than 500 million customers.
Mae llwyddiant Cymru o ran denu buddsoddiadau uniongyrchol o wledydd tramor dros ddegawdau lawer wedi’i seilio i raddau helaeth ar fynediad i farchnad yr UE o fwy na 500 miliwn o gwsmeriaid.