C383 The Growth of the Crown Prince

Zhang Zhou wanted to destroy the mine so he cursed Zhao Gan's elemental energy. After saying that, he let out a heavy sigh and glared at this ignorant fool.

"Ten thousand Jin of fine steel can only make two thousand sabers. It is not even comparable to half a year of output from the Ministry of Industry. What's so worth it for me to be so happy?"

"If I were to expand the mines