C1507 Heavy Weapons Armory!

Next to the old phone on the iron table was the thing Chu Yang was looking for. It was a notebook made of leather paper.

According to normal thinking, this notebook should contain information related to this arsenal.

In fact, when Chu Yang casually opened the notebook and took a look, he also saw this.

Looking at the curious Huang Dongdong, Chu Yang smiled and said, "Hehe