OMX Nordic Exchange Copenhagen 03.04.2008 Nikolaj Plads 6 1067 København K No. 06/08 Extraordinary General Meeting The Board hereby gives notice convening an extraordinary general meeting in Topsil Semiconductor Materials A/S Monday 14 April 2008 at 9 a.m. at the company's address, Linderupvej 4, 3600 Frederikssund. The extraordinary general meeting will be held in compliance with article 10.2 of the Articles of Association. The proposals for amendment of the Articles of Association were adopted at the annual general meeting on 2 April 2007 by more than 2/3 of the votes, but least half of the share capital was not represented. Consequently, an extraordinary general meeting will be held to re-present the proposals for amendments of the Articles of Association. The agenda for the extraordinary general meeting is as follows: 1. Election of chairman of the meeting. 2. Authorisation of the Board to increase the capital before 1 April 2013 in one or more stages by offering up to 300 million new shares of DKK 0.25 with or without pre-emption right for the existing shareholders. The board shall determine the detailed terms of subscription in connection with the individual offer, including the subscription price. If the subscription price is lower than the market price the existing shareholders shall in any case have pre-emption right in connection with an increase of capital. 3. Authorisation of the Board to to increase the capital before 1 April 2013 in one or more stages through new subscription of up to 10 million new shares of DKK 0.25, which shall, without pre-emption right for the existing shareholders in favour of the employees of the company at a price of minimum DKK 0.2625 per share. The subscription terms under this authorisation shall be laid down by the Board and shall meet the requirements stipulated in section 7A of the Danish Tax Assessment Act. 4. Proposal for amendments of the Articles of Association, including the following articles: a. Article 3.1, 3.7 and 3.9: Change of the name “Copenhagen Stock Exchange” to “OMX Nordic Exchange Copenhagen.” b. Article 4.2: Change of controller to I-NVESTOR RELATIONS SERVICES A/S. 5. Other business, if any. Information about capital and voting right appears from the notice convening the annual general meeting dated 19 March 2008. The agenda, the complete terms and conditions for the proposals to be considered at the general meeting, the annual report on which the auditor has rendered an opinion, and signed by the Board of management and the Board of Directors will be available for inspection for the shareholders at the Company's office as from today. Above-mentioned documents can also be found on the Company's website www.topsil.com under “Investor Relations”. Admittance card to the general meeting can be required by contacting the company on tel. +45 47 36 56 00 or investor@topsil.com by 11 April 2008. A written proxy can be required by contacting the company on tel +45 47 36 56 00 or investor@topsil.com by 11 April 2008. An electronic proxy can be downloaded from the company's website www.topsil.com under “Investor Relations.” Topsil Semiconductor Materials A/S Jens Borelli-Kjær Keld Lindegaard Andersen Chairman CEO +45 40 16 14 82 +45 21 70 87 72 Please note that this translation is provided for convenience only. The Danish version shall prevail in case of discrepancies.