Hong Yuan Holding (HGYN) 8-K Cereplast Reports 2012 Year End Financial Results

Exhibit 17.1

JACQUES VINCENT

Mr. Frederic Scheer

Chairman of the Board

Cereplast, Inc.

300 N. Continental Avenue

El Segundo CA 90245

Wednesday, April 17, 2013

Dear Frederic,

I do confirm by the present that I have reviewed the 8K disclosure you intend to file and I am in agreement and have no objection to his content.

I thank you for the opportunity you provided me to serve on the Board of the Company.

Sincerely

Jacques Vincent