บท 429: Chu Yue Yue (2)

"Does Sky City possess military capabilities that forcing them to establish bases there and decipher the intentions of those in power?"

"But if that's the case, why hasn't Sky City unified the world?"

The Sky City was too remote, beyond his current understanding.

He knew that once his power reached the standard of the major conglomerates, he would naturally learn more.

However, he did glean considerable information about city-building.

There were mainly two requirements: first, sufficient military strength to be recognized by surrounding cities.

Second, a special chemical material used in city walls construction.

This material, commonly known as 'Boundary Stone,' seemed to be repulsive to mutant beasts, causing them to retreat.

It was essential for building cities in the wilderness but appeared to be rare and expensive.

Fortunately, with Fang Yue E's support, it didn't seem difficult for Chu Yue Yue to obtain Boundary Stones.