Su Chen and Ji Baiyuan mined frantically, working tirelessly for four days straight. Yet, according to their estimations, their mining speed was still far from enough.
"Junior Brother Su, I'm afraid we haven't even finished one percent of it. This super-grade spirit vein is simply too massive, and the concentration grows stronger the further we go."
Nodding, Su Chen understood what Ji Baiyuan meant. He calculated that mining the entire super-grade spirit vein completely would likely take well over a year.
Chapter 402