For IxD students, the spring of the first year is usually the best time for exchange studies since then it doesn't interfere with any compulsory courses.

Information about exchange studies:

https://student.portal.chalmers.se/en/chalmersstudies/study-in-an-exchange-programme/Pages/default.aspx

List of universities were IxD students have had exchanges previosuly:

Danmarks Tekniske Universitet	Denmark
Eurecom	France
Instituto Tecnológico y de Estudios Superiores de Monterrey	Mexico
Rijksuniversiteit Groningen	Holland
Tohoku Daigaku	Japan
Tsinghua University	China
Unitech-Universitat Politècnica de Catalunya	Spain
Universidade do Porto	Portugal
Università Degli Studi di Trento	Italy
Universitat Politècnica de València	Spain
Universiteit Twente	Holland