Riga Stock Exchange Management Board on its meeting of April 27, 2007, applied surveillance status to AS “Protezēšanas un ortopēdijas centrs”. The RSE Listing and Disclosure rules stipulate that RSE may assign Surveillance status to an issuer on the occasions when it is planning, within the next 6 months, to carry out activities that may result in delisting. On April 27, 2007 AS “Protezēšanas un ortopēdijas centrs” informed RSE on calling an EGM of shareholders on June 11, 2007, with an agenda item on delisting from regulated market. The purpose of assigning surveillance status is to alert the market participants. For more information, please contact: Āris Dreimanis, Head of Corporate Communications, Riga Stock Exchange +371 6721 2431