Establishing the First Dynasty in Another World

In the previous life, the special forces accidentally traveled to a different continent due to snatching the Dragon Ring from foreign agents. They engaged in farming, war, trade, and development. Let's see how the protagonist used the second-hand system to build a prosperous empire from scratch. It turns out that the system is also a kind of rule... It turns out that all I got were fragments... It turns out that all this has just begun...