Rumney in the East and Waunarlwydd in the West are the only unbeaten clubs in the Division after both gained fine victories on Saturday.
Waunarlwydd had a solid 45-12 home win over Tondu, while Rumney went to Hirwaun to gain a good 37-8 victory. One of the biggest clashes was at Ystrad Rhondda, where Treorchy were the visitors for the first time in 15 years, but Ystrad gained a 34-11 win.
Tredegar bounced back with a 29-10 win over Treherbert and Abercynon had the day's best result as they overcame Llantrisant by 30-17 at Y Parc.
In the West, Dunvant turned aside Kidwelly by 44-28 in a thriller at Broadacre and Banwen gained a solid 16-0 victory over Cwmllynfell with Craig Hughes kicking 11 points.