KUALA LUMPUR, July 8 — Angus Ng Ka-long cruised into the Malaysia Masters semi-finals today after he beat world number four Chou Tien Chen, who became the latest high-ranked badminton player to be eliminated.

The 28-year-old Hong Kong shuttler secured progression after an hour, having to recover after going down to his 32-year-old opponent from Taiwan in the first game 13-21. He went on to win the next two games 21-12 and 21-13.