Communicators

Acquisition of Shares by BTI international

May 3, 2016

Vancouver, BC, Canada – May 3, 2016 – Rock Tech Lithium Inc. (the “Company”) (TSX-V: RCK) announces that BTI International (the “Purchaser”), an Arm’s Length party to the Company, has acquired, in a shares-for-debt transaction, 3,022,096 common shares of the Company.

Prior to giving effect to the recent acquisition, the Purchaser held 37,500 shares, representing 0.22% of the issued and outstanding shares of the Company.  After giving effect to the acquisition, the Purchaser holds 3,059,596 common shares, representing 15.47% of the issued and outstanding shares of the Company.

The shares were acquired through a shares-for-debt transaction and the Purchaser may, from time to time, increase or decrease his ownership of the securities of the Company through the market or otherwise, as circumstances or market conditions warrant.

This news release is being issued in accordance with National Instrument 62-103 – The Early Warning System and Related Take-Over Bid and Insider Reporting Issues in connection with the filing of an early warning report dated May 3, 2016.  The early warning report respecting the transaction has been filed on the System for Electronic Document Analysis and Review (“SEDAR”) under the Company’s profile at www.sedar.com.

On behalf of the Board of Directors of the Company,

“Martin Stephan”

Martin Stephan

Chief Executive Officer

About the Lithium Industry:  Growing lithium demand is driven by high growth rates in lithium-ion batteries.  Lithium-ion batteries are ubiquitous, found in power tools, household appliances, vehicles, laptop computers, smartphones and tablets.  The segments expected to drive future growth include electric vehicles and stationary energy storage systems. These two segments, in addition to continued growth in portable electronics, are expected to increase the share of lithium consumed in batteries from 35% of global lithium supply today to over 60% by 2025.

For further information, please contact:

Brad Barnett

Chief Financial Officer

Rock Tech Lithium Inc.

1021 West Hastings Street, Suite 900

Vancouver, B.C., V6E 0C3

Telephone: (604) 558-5123

Facsimile: (604) 670-0033

Email: bbarnett@rocktechlithium.com

Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Statements included in this announcement, including statements concerning our plans, intentions and expectations, which are not historical in nature are intended to be, and are hereby identified as, “forward‐looking statements”.  Forward‐looking statements may be identified by words including “anticipates”, “believes”, “intends”, “estimates”, “expects” and similar expressions.  The Company cautions readers that forward‐looking statements, including without limitation those relating to the Company’s future operations and business prospects, are subject to certain risks and uncertainties that could cause actual results to differ materially from those indicated in the forward‐looking statements.