Paragon Technologies Issues Letter to Rubicon Technology Shareholders

To Shareholders of Rubicon Technology:

As many of you may know, Paragon Technologies, Inc. (OTC: PGNT), (“Paragon”), has been a shareholder of Rubicon Technology (NASDAQ: RBCN), (“Rubicon”) for more than five years. During that time, Paragon sought representation on Rubicon’s board based on our view that the company’s management and directors have failed…