TORONTO, Ontario, September 4, 2018 – Torex Gold Resources Inc. (the “Company” or “Torex”) (TSX:TXG) announces completion of an updated Technical Report (TR) including a life of mine plan (LOM) for its producing El Limon Guajes (ELG) Mines, that has increased average annual gold production to 430,000 ounces per year, from 2019 to 2023. The TR also contains an updated Media Luna Preliminary Economic Assessment (PEA), with an after-tax NPV (5%) of $582M, and an after-tax IRR of 27%. For purposes of illustration, the TR includes a Media Luna design utilizing a conceptual new underground mining technology that Torex is developing. The new technology, called the Muckahi Mining System (Muckahi), shows the potential to increase the Media Luna Project, NPV by $197M. If proven, the Muckahi technology could be applicable to many other underground deposits.