You could go to Primary Mining Master in Carefree and Wu Long Village to learn and upgrade Mining Skill. Buy a hoe from Primary Mining Master and find ores in the map to mine. You will get some mining EXP while carrying on your work. Mining cost you certain MP. When your EXP is full, system will remind you to upgrade your skill, and it requires certain amount of money. When your qualified, you could go to the advanced mining master to learn higher level mining skill. Ors is essential material for manufacture and forging. Mining prepare materials for forging and Manufacture Fine Armor.