Late goals from Tim Parker and Jay Thomas secured all 3 points fo Goytre United in a dramatic finish at Afan Lido.
Elsewhere in the Cymru South, Tristan Jenkins scored 4 in a 7-1 win for Ammanford over Port Talbot Town to make him the top scorer in the league.
Llantwit Major continued their excellent start to the season as goals from Thomas Walters and Josh Jones ensured they took all 3 points against Llanelli in a 2-1 win.
Taffs Well enjoyed a comfortable 3-0 home win against Undy Athletic thanks to goals from David Lyon, Luke Davidson and Riccardo Mackenzie.
In a top-of-the-table clash, Pontypridd Town held on to a 0-0 draw as they went down to 10-men with Jarrad Welch being sent off at home to Briton Ferry Llansawel.
In the Cymru North, Llangefni Town are still on the search for their first win of the season as they fell to a 3-0 defeat away to Gresford Athletic.
Jamie Veale's 40-yard lob was the pick of the bunch as Aberystwyth won 2-1 away to Newtown.
Llanelli legend Legg discusses Stebonheath club’s rebuild
Hear from Andy Legg about the Reds' start to the season.Read more
Llantwit Major move four points clear at the top of JD Cymru South
Llantwit Major moved four points clear of Pontypridd Town at the top of the JD Cymru South after scoring three unanswered goals against Afan Lido.Read more
Key fixtures | JD Cymru Leagues
With another busy weekend of action ahead, here are some of the key fixtures to keep an eye on across the JD Cymru Premier, JD Cymru South and JD Cymru North.Read more