Llani overcame Four Crosses in the quarter final on Saturday and can now look forward to the Semi Final clash against a team lying 8th in division 2 of the Mid Wales League.
The daffs overcame Rhosgoch on penalties in the League CUp back in October after a thrilling 4-4 draw.
The tie will be played on Tuesday 10th April at Rhayader (k.o. 7:30)
The other semi-final will be contested between Penrhyncoch and Waterloo.