March 1, 2012

Notification of Merger between Cornes Technologies Limited and Seki Technotron Corporation

Announcing Seki Diamond Systems

We are pleased to announce that effective April 1, 2012 Seki Technotron Corporation will be merged into our parent company, Cornes Technologies Limited.

As a result of this merger, all rights and obligations of Seki Technotron Corporation will be assigned / transferred to Cornes Technologies as of April 1, 2012. This includes our U.S. office that will continue to operate under the name of Seki Technotron USA as a subsidiary of Cornes Technologies Limited.

Under the umbrella of the Cornes Technologies Limited organization, we are also establishing Seki Diamond Systems as a new brand name for the manufacture and sale of our Microwave CVD Diamond Systems and for our sales representation of Hot Filament CVD Diamond Systems manufactured by sp3 Diamond Technologies and Blue Wave Semiconductors.

We have enjoyed a long relationship with our valued diamond researchers and industrial partners. As a combined manufacturing and sales unit under Cornes Technologies Limited, Seki Diamond Systems will have more resources and the strength of a larger company to invest in new products and services to bring more value for research and production as CVD diamond continues to offer unique solutions for advancing technology. Indeed, we look forward to our continued relationship and meeting the increasing demands of our partners to further expand diamond science and profitable commercial production.

Consequent to the merger, please update your computer systems with the new information for your correspondence as detailed below. For our partners outside of Asia transacting through Seki Technotron USA (STU), there will be no changes in this regard. Please continue to place orders and payments through STU as usual.

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SEOCAL, Incorporated dba Cornes Technologies USA Inc. is a wholly owned subsidiary of Cornes Technologies Ltd., Tokyo, Japan. The company specializes in programs based on defense electronics, communication and radar systems, microwave and RF components and subsystems, satellite communication products, and related measurement instrumentation. Cornes Technologies USA and SEOCAL Incorporated are located in San Jose, California.