Pontblyddyn stunned reigning Premier Division champions Menai Bridge by running out one-wicket winners at Alder Meadow.
After winning the toss and electing to field, it was a job well done by Pontblyddyn, who bowled visiting Menai out for just 186.
Chris Brookes (3-28), Glenn Chambers (2-24) and Rhys Jones
(2-43) were the stand-out performers for Pontblyddyn, who also saw Brad Aldous, Chris Moss and Ben Mason take a wicket apiece.
Moss and Chambers were the rocks of the Pontblyddyn, the duo scoring 42 and 40 respectively to set a winning platform.
Contributions from Ali Roberts, Lewis Davies, Mason and Aldous edged Pont closer to victory before the Jamie Chambers and Jones put on 14 for the last wicket to get the hosts over the line.
Brymbo’s unbeaten start to the season came to an end as Hawarden Park recorded a convincing seven-wicket home win.
After slipping to 24-3 Brymbo recovered impressively to post 185-9, captain Joss Roberts leading by example with a patient 52 and number nine Dan Parry hitting an unbeaten 38.
Mike Wootton and Sam Underhill proved the thorns in Brymbo’s side with three wickets apiece, and it was the latter who did the damage with the bat after the tea interval.
Underhill hit his maiden Premier Division half century to finish unbeaten on 78, a number of those runs coming in a century stand with Tom Ducker (58), before Jamie Brailsford (20no) helped finish the game for Hawarden, who won with 10 overs to spare.
Northop remain in the relegation zone after an agonising one-run loss at the hands of Denbigh.
The Northop bowling attack, led by Liam Moores (4-45), Mark Poynton (2-33) and Tom Blackwell (2-33), produced the goods as Denbigh were bowled out for 185, Marlon Welcome-Goodman hitting 70.
Openers Darren Williams (28) ans James Roberts (26) got Northop off to a solid start, before Matthew Williams (64no) and Liam Naylor (30no) threatened to win the game for the hosts.
But Northop were unable to get themselves over the line with Denbigh restricting them to 184-4 from the full 50 overs.
Connah's Quay lost a second successive match as they slipped to a 15-run defeat to Bangor.
Martin Burger (3-25) and Rob Bennett (2-14) impressed with the ball for Quay, but Robbie Marshall, who had survived a dropped catch, struck 72 not out as Bangor posted 178-7.
David Fox was the Connah's Quay mainstay with an unbeaten 70, although only Burger (35) offered support and the visitors slipped to 163 all out with 18 balls remaining.
Mochdre's fine start to the campaign continued as they struck 241-5 before bowling Pwllheli out for 156 to claim an 85-run win.
Llandudno (167-5) were also winners as they defeated St Asaph (165-7) by five wickets.
Gareth Evans claimed 5-5 as Division One leaders Llay Welfare clinched a 79-run victory over rivals Marchwiel and Wrexham.
After Nathan Humphreys helped himself to 4-31 from his 12 overs, Evans ripped through the Marchwiel lower order to bowl the hosts out for 81, Rob Ward top scoring with 27.
Earlier, Llay had posted 160, brothers Dave and Mike Phennah scoring 39 and 37 respectively as Josh Williams and Nathan Matthews picked up four wickets apiece.
Matthew Cree struck an impressive unbeaten century in Gresford's six-wicket triumph at Conwy.
Cree hit 13 fours in his 109 not out, alongside 61 not out from George Morris, who struck five fours and five sixes, as Gresford chased down 263 with 12 overs to spare.
Simon Perry pocketed the only wicket of the game for Gresford, who saw Rajjenu Britto hit an undefeated 125 in Conwy's 262-1.
Mold returned to winning ways as they defeated hosts Menai Bridge 2nds by one-wicket.
Richard Crane and Kyran Van Der Kooij both took two wickets as Menai were restricted to 197-8.
Opening batsman Richard Crane hit 34 as Mold made a positive start before a middle order wobble, but Boulton (54) and George Deniz (20) steadied the ship.
It was then left to the 10th wicket partnership of Gareth Davies and Van Der Kooij to see Mold home with three balls to spare.
Bersham's inconsistent season continued as they suffered a two-wicket defeat to Dolgellau.
In trouble at 65-6, Nuwan Amarakoon (56) and Randheer Bandara (47) combined to help Bersham post a challenging 189-9 from 50 overs.
Suresh Lakmal Koswathage, Sambasivam Bhuvanasundaram and Lakashan Wijesekera picked up two wickets apiece for Bersham, but Dolgellau crept over the finishing line with eight balls to spare.
Buckley’s batting let them down as they were bowled out for just 92 in their 116-run loss to Bodedern (208).
Llanrwst (177-7) were also winners as they beat Bersham (176) by three wickets.