Builth Wells remain at the top of Division Two West after a 34-14 win at Gorseinon.
Dan Davies, Chris Davies, Matthew Lewis, Gethin Davies and George Jenkins scored the five tries that earned the Bulls a bonus point.
Holding games in hands over Builth Wells, Loughor and Bridgend Athletic also picked up bonus point victories away at BP Llandarcy (16-37) and Waunarlwydd (15-44) respectively.
Pontyberem remain top of Division Three West after sneaking past Laugharne 6-3 in a game that saw no tries scored.
Quite the opposite in Llanelli, as Tumble fell to a 76-0 defeat against a Cardigan side that crossed 11 times.
Division Three South West leaders Tondu edged out Natyffyllon 20-14, with closest rivals Aberavon Quins similarly squeaking home 21-16 against Skewen.
Llandeilo thrashed Burry Port 48-3, notching eight tries in the process, to extend their lead at the top of Four West.
There was also a bonus point for Cwmgors, who broke their duck at the bottom of the table in a 19-12 defeat to Hendy.
Division Four South West leaders Resolven remain unbeaten after their 29-20 win over Neath Athletic.
Cefneithin beat Llangwm 64-3 at the summit of Division Five West, with second place Furnace United keeping up the pace through a 25-10 win over St Clears.
With Alltwen not playing, Abercrave used their game in hand to cement themselves at the top of the Division Five South West table through a 56-5 victory at Bynea.
Penlan won 17-11 at Nantgaredig at the top of Division Six West.
Wales Head Coach Rob Howley talks to WRU TV's Sebastian Barrett about the 36-man squad he has just named for the forthcoming Under Armour series, which includes two uncapped players, Ospreys duo Sam Davies and Rory Thornton.
Head coach Rowland Phillips is deligthed he can now call BT Sport Cardiff Arms Park home for his Wales Women's side, who launch their international season next month with games against Scotland and UK Armed Forces in the heart of the capital city.
Wales Sevens star Sam Cross has put his home town club of Brynmawr on the map after winning a silver medal at the Rio Olympics with Team GB. His club have now honoured him by naming their players bar after him, as WRU TV discovered at the official launch, recently.
One of the newest members of the Principality Premiership, Bargoed admit it's proving to be a steep learning curve at the highest level, but are determined to become a force to be reckoned with. WRU TV visited the club last weekend when they took on Llanelli.
Table-topping Aberavon travel to north Wales to tackle RGC 1404 as both teams defend unbeaten starts to the season in the Principality Premiership. WRU TV's Graeme Gillespie visited the Wizards to see how their preparations were going for the game of the weekend.
The Half a Game initiative is currently sweeping across Wales and proving a major success. The scheme aims to give every young player at least half a game every weekend. WRU TV recently visited a festival in Narberth where clubs have fully embraced the initiative.
Both Bargoed and Swansea were seeking their first win of the Principality Premiership season this afternoon. It proved a fruitful day for the hosts - not only did they win, but Bargoed claimed a try bonus point.
Cardiff managed to keep their unbeaten record at home intact, but only just as Bridgend made them work extremely hard before the Blue and Blacks secured a hard fought Principality Premiership win at the BT Sport Arms Park last night.
Former Wales back row Andy Powell gives a guided tour of The Wern, home of Merthyr RFC, who are determined to prove a lot of people wrong and make their mark in their first season in the Principality Premiership.