Guanajuato Silver Company Ltd. is a precious metals producer engaged in reactivating the past producing silver and gold mines in central Mexico. The Company produces silver and gold concentrates from the El Cubo Mine, Valenciana Mines Complex, and the San Ignacio mine; all three mines are located within the state of Guanajuato. It produces silver, gold, lead, and zinc concentrates from the Topia mine in northwestern Durango. With four operating mines and three processing facilities, it is a growing silver producer in Mexico. El Cubo Mines Complex is a high-grade, epithermal-vein, underground precious metals mine. Topia mine is a silver-rich polymetallic mine. Topia mine produces concentrates containing silver, lead, zinc and gold. Its Cata processing facility has a capacity of 36,000 tons/month.