Ascending the National Fortune: I Bring Technology from the Future

The protagonist acquires the ability to communicate with the future. In this future, people have already solved all energy and resource problems, reaching a highly advanced technological level. Even an ordinary individual from that time possessed far more resources than the so-called modern magnates. However, by then, their home planet had been destroyed in a global catastrophe. The footprints of the people from the future had already spanned the entire Milky Way galaxy. These future individuals place great value on tradition, and they are highly interested in relics from their home planet. The protagonist trades countless resources for modern craftworks such as helium, chromium, zircon...