After a while, Catalanpus-3 sent over some more data: "This is the price list from over the years. Since the trading market is about to dissolve, prices are constantly changing, making most of the materials inexpensive, while military resources are becoming expensive."
Zhang Yuan's mind raced. Were various military resources becoming expensive?
"These are the conventional technologies, including the general technologies required by Fourth-level Civilizations. You can buy directly from the trading market, the prices are slightly higher, but the quality is guaranteed; you can also purchase from other civilizations through the interstellar trading market as the intermediary platform, our civilization will only charge some processing fees..."