Through the link , bidding companies can consult the self-training materials that are made available for the preparation of the envelopes and their presentation through the Sobre Digital 2.0 tool, with guarantees of confidentiality of their content until opening time In this section, linked, also from the Bidder's Profile, you will find the following content:

  • Tender submission manual.
  • Frequently asked questions
  • video
  • Useful manuals on technical issues (technical requirements and help guides for signing PDFs and their validation.
  • Test tenders.
Those questions that the companies cannot resolve using the published support materials will have to be forwarded to us by the contracting authority.