Notice of Closing of Acquisition of Pontiac Coil, Inc.

June 7^th 2018

Comment on Press Reports Concerning the Arrest of a Former External Director

May 29^th 2018

Comments on Certain News Reports Concerning a Former Outside Director of the Company

May 11^th 2018

Notice on basic M&A agreement with Pontiac Coil Inc. and establishment of a new subsidiary

April 18^th 2018