Sword net 3 where is the best place to dig for treasure?

Personally, I feel that Wudu and Tangmen are both good.

I haven't dug the Yinshan Mountain. There are two places at most, and the distance is not big. The key is that there are few people.

Tangmen dialect ... Needless to say, there are many people. Although it is also two places, the distance is still very large in my opinion. ...