C1743 Long Zhan Yu's Brother-in-law in the Wilderness

The area that the Shule Ancient City occupied was very big.

After all, it was a city at the county level that was able to accommodate nearly a hundred thousand people thirty years ago.

However, the number of underground buildings that were used by others was pitifully few.

Even with the level of manpower and resources from thirty years ago, he was only able to open up a small underground mine