At the last Assembly election in 2016, Ms Jones had been second to Mr Thomas on Plaid Cymru's
regional list of candidates for Mid and West Wales.
Conwy Council, Chair of Plaid Cymru, Alun Ffred Jones said: "Plaid Cymru's
National Executive has rejected a proposal to form a cabinet with the Conservatives on Conwy Council.
"People should remember that Labour blocked Plaid Cymru's
attempts to ban compulsory zero hour contracts, no less than seven times; they will charge PS9,000 a year for Welsh students to go to university despite saying they'll scrap tuition fees in England; they blocked a "no evictions" policy for the bedroom tax, as proposed by Plaid Cymru and blocked the devolution of policing, costing the Welsh police forces PS25m a year in funding.
"I intend to use my knowledge of social media and the media generally to promote Plaid Cymru's
message to voters.
Summary: Plaid Cymru's
director of elections Helen Mary Jones has said a vote for the nationalists would herald "a fresh start" for Welsh politics.
He called on Ieuan Wyn Jones, Plaid Cymru's
president to "tell the truth".
poll rating is impressively robust - their highest showing in a Welsh poll since July 2016.
In a secret ballot the 78-year-old beat former leader Goronwy Edwards - himself nominated by Plaid Cymru's
Sue Lloyd-Williams - by just a single vote.
The difference between Plaid Cymru's
vision for regeneration of Barry and that of Labour is quite clear - Plaid Cymru ministers put their money where their mouth is.
I have always maintained that the break-up of the United Kingdom remains their policy, despite the duplicity of some of Plaid Cymru's
He said: "Plaid Cymru's
record in Gwynedd, where they are the controlling council group, is a warning to the whole of Wales.
"This poll is the latest in a series of polls that shows a real and significant shift in public opinion in Wales and a clear momentum behind Plaid Cymru's