If you have any inquiries, please contact us here:

SCIENTIFIC SECRETARIAT

Questions related with abstract submission, scientific programme, etc.

extech2023@ull.edu.es

+34 922 318 039 / +34 922 318 990

TECHNICAL SECRETARIAT

Questions related with registration fees & payment, hotel reservations, etc.

Viaconte S.L. dailos@viaconte.com

+34 922 290 933

Please, ignore spam emails about the conference. Information will be only sent by Scientific

Secretariat (extech2023@ull.edu.es) and Technical Secretariat (dailos@viaconte.com).