On the third day of 39th National Junior Badminton championships in Patna today, top seeded players cruised into the quater-finals. While top seeds Kaushal, Rahul Yadav, Siril Varmasmoothly sailed into the Under-19 boys' and girls' quarter-finals, Chirag Sen, Kanishq, Vrushali moved into the Under-17 quarter-finals at the Patliputra Sports Complex. The finals will be played on December 24.