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Gold Bullion Announces Filing of 43-101 Technical Report on the Castle Silver Property, Gowganda Ontario

Technical Reports (NI 43-101)

2875 Ave Granada Rouyn Noranda, Québec J9Y 1J1 Tel: 819-797-4144 / Fax: 819-762-2306 GOLD BULLION ANNOUNCES FILING OF 43-101 TECHNICAL REPORT ON THE CASTLE SILVER PROPERTY, GOWGANDA ONTARIO August 24, 2015 – Gold Bullion Development Corp. (TSXV: GBB) (OTCPINK: GBBFF) (the “Company” or “Gold Bullion”) is pleased to announce that it has completed a National Instrument 43 - 101 report (the “Technical Report”) on the Castle Silver Property. The Technical Report entitled “Takara Resources Inc. Castle Silver Property, Gowganda, Ontario, Canada NI 43-101 Technical Report” is dated August 21, 2015 with an effective date of July 9th, 2015. The Technical Report was prepared by Claude Duplessis, PEO of GoldMinds Geoservices Inc. This Technical Report was completed in conjunction with the acquisition by Takara Resources Inc. (TSX.V: TKK) of Gold Bullion’s wholly owned subsidiary, Castle Silver Mines Inc., as announced by the Company on April 13, 2015. Castle Silver Mines Inc. currently owns a 100% interest in the 3,300-hectare Castle Silver property, a past silver producer located near the northern Ontario community of Gowganda, 85km northwest of the historic Cobalt silver mining camp.

A full copy of the Technical Report is available through the Internet under the Company’s profile on the Canadian System for Electronic Document Analysis and Retrieval (SEDAR) at www.sedar.com and on the Company's website at www.goldbulliondevelopmentcorp.com.

Qualified Person This release has been reviewed and approved by Claude Duplessis, PEO of GoldMinds Geoservices Inc., the author of the Technical Report, who is a Qualified Person as defined by NI 43-101. This release has also been reviewed and approved for the Company by Frank J. Basa, P.Eng., President and CEO of the Company, also a Qualified Person as defined in NI 43-101.

About Gold Bullion Development Corp.

Gold Bullion Development Corp. is a TSX Venture-listed junior natural resource company focusing on the exploration and development of its Granada Property near Rouyn-Noranda, Québec, and its high-grade Castle Silver Mine in Gowganda, Ontario. Additional information on the Company’s properties is available by visiting the website at www.goldbulliondevelopmentcorp.com and on SEDAR.com.

“Frank J. Basa”

Frank J. Basa, P.Eng.

President and Chief Executive Officer For further information contact:

Frank J. Basa, P. Eng., President and CEO at 1-819-797-4144.

Neither the TSX Venture Exchange nor its Regulation Service Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release. This news release may contain forward-looking statements including but not limited to comments regarding the timing and content of upcoming work programs, geological interpretations, receipt of property titles, potential mineral recovery processes, etc. Forwardlooking statements address future events and conditions and therefore, involve inherent risks and uncertainties. Actual results may differ materially from those currently anticipated in such statements.