C148 Manufacture of firearms

When Chu Yuhan thought of sending tens of thousands of captives to the outskirts of Lin Huang City to farm and develop her agriculture, she thought of a more daring idea.

Her bold idea was due to the Immortal Destiny Sect's Seven-colored Bamboo Trust Bamboo, which she knew was a fireworks in the modern world. Now that he could produce this Seven Colored Bamboo Smoke Bamboo