In the Ice Age Apocalypse, I Hoarded Billions of Supplies Chapter 521: Explode!

Zhang Yi said to Bian Junwu, "It's impossible to maintain the situation outside for long; you must come out quickly!" "I understand!" Bian Junwu was clear that this advantage was only temporary. They were already prepared to break through. There were still over a thousand people in the shelter, the vast majority of whom were the original workers of the refinery and their families. But they could…