C299 The Second Time I Was Cheated

One by one, it's a big problem, and the raw materials are even more so... Due to the explosive production of the North Heavy Cards, it caused a shortage of domestic steel. For someone like him who had just entered the industry, it didn't matter. Where would he get steel? If he didn't have steel, what could he process?

Thinking of this, Zhang Xiangyang really admired himself