Treasure Seeker is an insanely powerful exploration skill that you need to unlock as soon as possible. It shows the chest position inside the minimap once you are in close proximity. Here’s how to do it:

First, go to Development > Details > Exploration skills.
Scroll down to find 600 Aspiration Attributes category, you will find the Treasure seeker.

To unlock the Treasure Seeker skill you need to reach 600 Aspiration Attributes, 75 Perception, and 75 Elegance.
How to increase Perception
To increase Perception you need to participate in an Archery Competition and win all the “Grade A”.

You can find all of these Archery Competitions all scattered around both the Qinghe and Kaifeng area.
How to increase Elegance
There are two ways that you can increase your Elegance:
First is to pet all cats that you see, each pet will grant you 1 elegance.

Second way is to eat all Food Stall Owner signature dishes:

You can find most of the Food Stall in Kaifeng area, there are only 4 or 5 Foot Stall in Qinghe, eat both Signature disc and homemade disc to get +2 elegance.
In short, by participating in Archery Competitions, and Eating Food Stall owner dishes, you will be able to unlock this overpowerful skill which helps you get a lot of resources for your gears, abilities, inner ways, and mystic arts.
End.
