Additional Information

The planned tender offer for the ordinary shares of Prime to be conducted in connection with the business combination described herein has not yet commenced. Each description contained herein is not an offer to buy or the solicitation of an offer to sell securities. The solicitation and the offer to buy Prime ordinary shares will be made pursuant to an offer to purchase and related materials that Prime intends to file with the Securities and Exchange Commission (the “SEC”). At the time the offer is commenced, Prime will file a tender offer statement on Schedule TO and other offer documents with the SEC. The business combination tender offer documents (including an offer to purchase, a related letter of transmittal and other offer documents) will contain important information that should be read carefully and considered before any decision is made with respect to such tender offer. These materials will be sent free of charge to all security holders of Prime when available. In addition, all of these materials (and all other materials filed by Prime with the SEC) will be available at no charge from the SEC through its website at www.sec.gov. Security holders of Prime are urged to read the business combination tender offer documents and the other relevant materials when they become available before making any investment decision with respect to the business combination tender offer because they will contain important information about the business combination tender offer, the acquisition described herein and the parties to the acquisition.

Prime is filing proxy solicitation materials in connection with seeking shareholder approval of an extension of the time Prime has to complete a business combination beyond March 30, 2013. In connection with such extension, Prime will conduct a tender offer for its ordinary shares in order allow shareholders the opportunity to redeem their shares if and when the extension is approved. Each description contained herein is not an offer to buy or the solicitation of an offer to sell securities. The solicitation and the offer to buy Prime ordinary shares is being made pursuant to a tender offer statement on Schedule TO and other offer documents that Prime is filing with the SEC. The extension tender offer documents (including an offer to purchase, a related letter of transmittal and other offer documents) contain important information that should be read carefully and considered before any decision is made with respect to the extension tender offer. These materials are being sent free of charge to all security holders of Prime. In addition, all of these materials (and all other materials filed by Prime with the SEC) are available at no charge from the SEC through its website at www.sec.gov. Security holders of Prime are urged to read the proxy solicitation materials, extension tender offer documents and the other relevant materials before making any investment decision with respect to the extension and the extension tender offer because they will contain important information about the extension and the extension tender offer.