장 111: Chapter 93: Second-Tier Power Achievement! How to Handle Ying Zheng? (Part 3)

"Moreover, this is a method for refining Fine Iron that is superior to any in the world today," Zhao Feng said with a confident smile. He was completely assured of the technique revealed by the Treasure Box.

This technique was certainly beyond this era.

"My Lord is truly an immortal among men," Han Xi said reverently. "This servant pays his utmost respects."

"You will personally manage these two formulas. Besides you, no one is permitted to see them in their entirety. Once someone joins my command, they have no opportunity to leave. If anyone attempts to flee, have Han Shuang deal with them directly. I do not tolerate traitors under my command," Zhao Feng said sternly.