Ratchanok Intanon advanced to the women's singles quarter-finals of the BWF World Championships 2021 in Huelva, Spain, yesterday.
The Thai seventh seed defeated Line Christophersen of Denmark 23-21, 21-9 in the last 16 round match.
Ratchanok, who won the tournament in 2013 at 18, next plays Zhang Yiman of China who beat 16th seed Kim Ga-Eun of South Korea 21-16, 21-19.
Meanwhile Jongkolphan Kititharakul and Rawinda Prajongjai joined their compatriot in the last eight after winning their women's doubles last-16 tie.
The No.6 seeded duo defeated Ashwini Ponnappa and Sikki N Reddy of India 21-13, 21-15 to advance.
They face either second seeds Lee So-Hee and Shin Seung-Chen of South Korea or Ng Tsz Yau and Yuen Sin Ying of Hong Kong in the quarter-finals.
However, fellow Thais Puttita Supajirakul and Sapsiree Taerattanachai, the 12th seeds, lost to seventh seeds Nami Matsuyama and Chiharu Shida of Japan 15-21, 15-21.
Also, ninth seed Pornpawee Chochuwong bowed out after losing to sixth seed Pusarla V Sindhu of India 14-21, 18-21. Sindhu, the 2019 winner, faces top seed Tai Tzu-ying of Taiwan in today's quarters.
Tai survived a tough test against Kirsty Gilmour, needing three games to overcome the Scotswoman 21-10, 19-21, 21-11.
In another early women's singles last-16 round result, Han Yue of China knocked out 10th Michelle Li of Canada 21-19, 21-19.
Mixed doubles world No.1 pair Dechapol Puavaranukroh and Sapsiree were due to face Mathias Thyrri and Mai Surrow of Denmark later last night.
Also, men's singles hope Kantaphon Wangcharoen was to face Loh Kean Yew of Singapore.
