 TSX: GPR NYSE American: GPL UCS pushback activities complete, GMC operational alternatives under review VANCOUVER, BC, Oct. 8, 2021 PRNewswire - Great Panther Mining Limited TSX: GPR NYSE-A: GPL Great Panther or the Company, a growing gold and silver producer focused on the Americas, reports production results for the three months ended September 30, 2021, from its three wholly-owned mines: Tucano in Brazil, and Topia and the Guanajuato Mine Complex GMC in Mexico. Third Quarter 2021 Production Highlights Consolidated metal production of 22,444 gold equivalent ounces Au eq oz, inclusive of 18,423 gold ounces Au oz and 280,245 silver ounces Ag oz Total gold production at Tucano of 16,325 Au oz Total silver equivalent production at Topia of 242,028 silver equivalent ounces Ag eq oz Total silver equivalent production at the GMC of 278,073 Ag eq oz Urucum Central South UCS pushback activities completed in late September 2021 Third quarter production was lower than planned primarily because of low ore tonnage from Tucano. 