C1661 Why Don't You Say That You're Powerful

"Cesium?"

Obviously, Xiao Lijin was not unfamiliar with this rare element.

The cesium was usually used in information technology, including rockets, and so on. It could be said to be very promising. It was indeed a big fat piece of meat.

However, he did not expect Wai Yang to discover such a good thing.

Bai Qingzhu continued, "Previously, I robbed Wai family of their territory