Indonesia's Shesar Hiren Rhustavito, who is the top seed in the men's singles, has made it through to the last 16 on day two of the Badminton World Federation (BWF) 2021 Spain Masters at the Palacio de Deportes Carolina Marín in Huelva.
Rhustavito claimed an opening round 21-18, 22-20 victory over compatriot Ihsan Maulana Mustofa, ensuring no upset.
Eighth seed Felix Burestedt of Sweden is also through, defeating Spain's Carlos Piris 21-11, 21-11, while Brazilian sixth seed Ygor Coelho progressed after a 21-10, 21-14 win over Mauritius' Georges Julien Paul.
Israel's third seed Misha Zilberman required three games to defeat Alex Lane 21-19, 21-23, 21-17, while Spain's fifth seed Pablo Abian defeated Belgian Maxime Moreels 21-18, 21-16.
France's second seed Toma Junior Popov came from a game down to beat home favourite Luís Enrique Peñalver 18-21, 21-15, 21-11.
In the women's singles, Belgian fourth seed Lianne Tan thrashed Spain's Laura Alvarez 21-7, 21-11 to make it out the opening round, while Estonian eighth seed Kristin Kuuba won while 21-15, 16-6 up after her opponent Soraya de Visch Eijbergen of The Netherlands retired due to injury.
Denmark's third seed Line Christophersen defeated Ireland's Rachael Darragh 21-12, 21-13, and her sixth seed compatriot Julie Dawall Jakobsen won 21-17, 14-21, 21-13 against Poland's Jordan Hart.
The mixed doubles also started today, with the Indonesian top seeds Rinov Rivaldy and Pitha Haningtyas Mentari winning 21-9, 21-13 against Denmark's Emil Lauritzen and Iben Bergstein.
French sixth seeds Eloi Adam and Margot Lambert were the only seeds to be knocked out today, ending up on the losing end of a game with Zachariah Josiahno Sumanti and Hediana Julimarbela of Indonesia, who won 21-18, 21-10.
Fifth seeds Fabien Delrue and Lea Palermo of France crushed Spain's Jose Molares and Elena Lorenzo in the second game to win 21-18, 21-5.
Eighth seed Dejan Ferdinansyah and Serena Kani of Indonesia are through too, defeating England's Stevie Stallwood and Lizzie Tolman, and Danish second seeds Niclas Nohr and Amalie Magelund won 17-21, 21-15, 21-10 against Scotland's Matthew Grimley and Ciara Torrance.