Full-back Craig Morgan will lead Cardiff for the first time in his 230th game for club and region.
The former international wing scored his 98th try for Cardiff and the Blues when he touched down against Cross Keys last Saturday and was outstanding in the midweek defeat of Neath.
Also returning to the starting line-up for tomorrow's visit of Llandovery are Richard Jones and Tom Slater behind the scrum while in the pack Leighton Davies and Darren Lynch make their first Premiership starts of the campaign.
Cardiff Craig Morgan (captain); Ryan Howells, Gareth Chapman, Richard Jones, Jimmy Norris; Gareth Davies, Tom Slater; Ian George, Leighton Davies, Phil Osborne, Ashley Sweet, James Down, Darren Lynch, Jake Thomas / Jamie Ringer, Adam Powell
Replacements: Garry Horrigan, Daniel Preece, Matthew Veater, Jake Thomas/Jamie Ringer, Darren Allinson, Chris Anderson, Owen Williams/Darren Ryan
Sam Cross and Luke Treharne have been named as co-captains of the Wales Sevens side as head coach Gareth Williams names his 12-man squad to play in the first leg of the HSBC World Series in Dubai next weekend.
Bedwas head coach Steve Law and players Nicky Griffiths and Alun Rees extol the virtues of the close knit club as they prepare to host third place RGC 1404 - who are one place head of them on the Principality Premiership points table - on Saturday.
Many of the Wales squad have said Diolch (thank you) to someone who played an important part in their early playing days by nominating them to be invited to the Wales v South Africa match. One person, Gowerton Comprehensive geography teacher Mr Dean Mason was nominated by two of his former pupils, Dan Biggar and Sam Davies.
The second WRU disability rugby pilot has been delivered, this time in Caerphilly schools, culminating in a festival at the Caerphilly Centre of Sporting Excellence, Ystrad Mynach tomorrow. Plans are in place to set up a Disability Rugby Club in Newbridge to provide long-term playing opportunities.
WRU TV: Hear from inside the Wales camp as Neil Jenkins discusses this weekend's clash with South Africa and how the squad are looking to put in a strong performance to round of the 2016 Under Armour Series