C518 Business Network

Before Shen Wuyou arrived, there was no gunpowder in this world.

Since there was no gunpowder, there was naturally no fireworks.

Originally, in order to resist the invasion of the devil tide, gunpowder was a very precious resource. But now, the devil tide had already faded away, and some of the excess gunpowder was naturally used by Shen Wuyou for other purposes.

For example, now..