
They join compatriots Chen Tang Jie-Toh Ee Wei, who topped Group B, in the semi-finals to be played tomorrow.
The world No 10 pair, who needed a win to make it to the last four, won 17-21, 21-15, 21-14 against the world No 13 Indonesian pair in a match that lasted 67 minutes.
Over in the other court, world No 8 Tang Jie-Ee Wei defeated Japan’s world No 21 Hiroki Midorikawa-Natsu Saito to confirm their top position in the group. They will play the runner-up from Group A, who will be confirmed later.
Tang Jie-Ee Wei won 21-17, 21-18 in a 41-minute match. The Japanese pair lost all three group matches in the tournament.
The semi-finals will be played tomorrow.
No Malaysian player has won a title since the BWF World Tour Finals began in 2018.