Unseeded in the SL4 men's singles, Gailly earned a hard-fought victory in Group C as he beat Sweden’s third seed, Rickard Nilsson, 21-14, 13-21, 21-19.

Gailly is top-seeded with Mathieu Thomas in the men’s doubles SL3 and SL4.

A total of 157 players from 36 countries are taking part in the competition at the Palacio de los Deportes de Cartagena.

Daniel Bethell, Britain’s top seed in the men's singles SL3, fully underlined his status with a 21-0, 21-1 win in his Group A match against Switzerland’s Maurin Stübi.

Bethell’s compatriot Krysten Coombs, second seed in the men’s singles SH6 section, won his Group B match against Russia’s Alexander Mekhdiev 21-9, 21-6.

Japan’s Daisuke Fujihara, seeded third in the singles behind Bethell, was involved in mixed doubles today as he and Akiko Sugino earned a 21-6, 21-8 win in SL3 and SL4 Group C over Ukraine’s Andrii Zaitsev and Oksana Kozyna.

France's Lucas Mazur, top seed in the SL4 men’s singles, was similarly occupied as he and Faustine Noel won their Group A mixed doubles against Portugal’s Diogo Daniel and Inoi Ferreira 21-3, 21-5.

Mazur earned gold in the men's singles, men's doubles and mixed doubles at last month's Dubai Para Badminton International.

Norway’s Helle Sagøy, top seed in the women’s singles SL4 category, won her Group A match against Poland’s Kamilla Malak 21-12, 21-6.

Another women’s top seed, Germany’s Valeska Knoblauch, won her WH1 Group A match against Switzerland’s Cynthia Mathez 21-16, 23-21.

In the W2 category, women’s top seed Emine Seckin of Turkey had a 21-4, 21-4 win in Group A over Germany’s Annika Schröder.