Not what you say you want on the front foot, you can get it on the back foot.
So Li Wen, through some words, judged that Su Yang was likely not just in the Tribulation Transcendence realm.
It's very likely that he's in the Greater Vehicle stage of cultivation, so he can have a galaxy crystal core in his hand and build a city.
But to build a city in the source of the galaxy... one Greater Vehicle stage cultivator might not be enough.
At that time, the construction of the city will create a big commotion.
Cultivators from other races in the Greater Vehicle stage will definitely sense it, and more of them will come.
Su Yang's situation will become dangerous.
"I understand, thanks for the reminder," Su Yang said.
For the details, he was indeed not very clear.
Li Wen reminded him, so it was necessary to thank him.
"But how long does it take to transform the galaxy crystal core into a city?"
