Who are the miners in Dream Mine of qq Farm?

Iron miners, gold miners and silver miners. Qq Farm is a simulated business game developed by Tencent. Dream Mine in qq Farm mainly mines miners, including iron miners and gold and silver miners. Qq Farm was launched in Chinese mainland in May 2009. The game is based on a farm, and the player plays the role of a farm operator, completing the whole process from seed purchase to farming, watering, fertilizing, weeding, harvesting fruits and then marketing.