Call Notice for Annual Shareholder Meeting

Curitiba, April 10, 2012 - Positivo Informática S.A. (BM&FBOVESPA: POSI3), the largest manufacturer of computers in Brazil and the leader in the educational technology segment, hereby invites its shareholders to the Annual Shareholders’ Meeting to be held on April 30, 2012.

Please refer to the following attached files for further details:

• Call Notice for Annual General Meeting
• Guide to Participating in Shareholder Meetings