The mixed team competition takes place between 8 and 12 May at Pro Racket Squash and Padel in São Mamede de Infesta.
The championship, organised by the National Squash Federation, is made up of teams in the under-15 and under-17 age groups, with hundreds of athletes from 21 countries, and Portugal will have just ten athletes competing.
The Portuguese under-15 team will face Spain, Denmark and Germany, while the Portuguese under-17s will face Belgium, Spain, Hungary and Norway.
The finals of the competition will take place at 11am and 1pm respectively on Sunday.