Fly half James Hook led the Welsh All Blacks to their tenth successive win as he rattled up 27 points from eight converrsions, two penalty goals and one of the nine Neath tries. It took him to the top of the scoring charts with 176 points.
Second-placed Aberavon fell to their second defeat of the season as they crashed 31-13 at Stradey Park against Llanelli, who included internationals Hottie Louw, Mark Jones and Martyn Madden in their starting lineup.
Aberavon fly half Jamie Davies kicked eight points to surpass Neil Jenkins as the third-highest points scorer in Welsh League history. Only the Ebbw Vale pair of Jason Williams and Byron Hayward now stand in front of the 27-year-old Wizard.
Llanelli fly half Ceiron Thomas scored 16 of his side's points and tries came from Geraint Evans, Ryan Hopkins and Dan Gravell.
The WRU has teamed up with Crawshay's to tour Georgia in June. The side, which will be called the Crawshays WRU President's XV, will play Emerging Georgia twice, in a tour which supports the Welsh Government's efforts to grow relations between the two countries.
Wales Sevens are looking to re-group after a disappointing tournament last time out in South Africa. The next double leg in New Zealand and Las Vegas offers Gareth Williams a chance to redeem themselves.
Wales Women's head coach Rhys Edwards was at Llandovery to see the conclusion of an entertaining Women's Regional championship where any one of three teams were in contention for title glory on the last day of action.