Rock Tech Lithium Completes Final Engineering Study Before Construction of its Guben Lithium Converter and Mandates Deutsche Bank as Placement Agent

VANCOUVER, BC, May 14, 2023 /CNW/ - Rock Tech Lithium Inc. (TSXV:RCK.VN) (OTCQX:RCKTF) (FWB:RJIB) (WKN:A1XF0V) (the "Company" or "Rock Tech") is pleased to announce that it has reached a significant milestone in the preparation of construction of its lithium hydroxide converter and refinery plant in Guben, Germany, with the completion of the Front-End Loading stage 3 study ("FEL3"). The study includes detailed specifications for construction, commissioning, start-up, and operation, along with a purchase-ready major equipment cost estimates. The study was finalized by the Company's German subsidiary Rock Tech Guben GmbH in collaboration with engineering partner AFRY AB, paving the final way for the Project's construction phase. The profitability has been estimated to have a post-tax NPV (8%) of EUR 1,194m (USD 1,246m) - an increase of 43 per cent compared to the previous Bankable Project Study². Additionally, Rock Tech has appointed Deutsche Bank AG as placement agent for the Company's Converter-related financing.