Level required:
level 40 or above

NPCs:
Mr. Leisure, Central Plain (392,032)
Blacksmith Li, Ape Mountain (566,509)
Assistant, Maple Forest (933,562)

Monsters:
Stone Monster level 42

Items Required:
5 Stone Spirits

Reward:
A Unique / Elite or Super Soft Shield

Walkthrough:

Find Mr. Leisure, he will tell you that his old friend, Blacksmith Li, is in urgent need of help. If you`re interested, he will give you a letter of recommendation.

Find Blacksmith Li in Ape Mountain. You will learn that he`s in urgent need of 5 Stone Spirits, which may be obtained from killing the level 42 Stone Monsters. If you would like to help him, he will give you an Ingredient List.

Now you may head for Maple Forest, find Assistant and he`ll teleport you into the Forest Mine Cave. Please be noted that he won`t teleport you into the cave if your level is below 40.

After you`ve collected 5 Stone Spirits, return to Ape Mountain, give them to Blacksmith Li, and he will reward you with a Refined Soft Shield.