Dane Anders Antonsen had few problems getting past Brazilian Jonathan Matias in the first round of the Badminton World Championships on Tuesday.
The second seed was mostly in control throughout the 41-minute match and prevailed 21-15 21-16.
Third seed and reigning world champion Kunlavut Vitidsarn of Thailand eased into the last 32 with a 21-11 21-17 win over El Salvador’s Uriel Canjura.
In the women's tournament, Chinese third seed Han Yue sailed to a 21-10 21-16 victory over Taiwan's Chiu Pin-Chian.
World number two Wang Zhiyi of China wasted little time in beating Hungary’s Agnes Korosi 21-5 21-4 after 22 minutes.