Fourth seed Tian Houwei crashed out of the Badminton World Federation (BWF) French Open after losing an all-Chinese men's singles second round clash at the Stade Pierre de Coubertin in Paris today.
The 2009 world junior champion was beaten 21-13, 10-21, 21-10 by compatriot and reigning Summer Youth Olympic Games winner Shi Yuqi in a match lasting 54 minutes.
Third seed Jan Ø. Jørgensen of Denmark suffered no such problems in a 22-10, 21-15 victory over Anthony Si of Singapore.
Ng Ka Long, the eighth-seed from Hong Kong, was another winner.
He beat Denmark's Hans-Krist Vittinghus, 23-21, 21-19.
Jonatan Christie of Indonesia also secured a quarter-final spot courtesy of a 21-12, 21-12 win over England's Rajiv Ouseph.
The tournament in the French capital has been rocked by injury-withdrawals after Spain's women's singles Olympic champion Carolina Marin and Malaysia's men's silver medal winner Lee Chong Wei were among those to pull-out.
Japanese top seeds Ayaka Takahashi and Misaki Matsutomo safely progressed in the women's doubles today.
They triumphed 21-12, 21-16 over Yoo Haewon and Kim Hyeryi of South Korea.
Danish second seeds Mathias Boe and Carsten Mogensen continued a good day for Denmark with victory in the men's doubles.
The duo triumphed 21-18, 21-18 over Chen Hungling and Wang Chilin of Taiwan.
Action at the Super Series tournament in the French capital, a candidate city for the 2024 Olympic and Paralympic Games, continues tomorrow.