After Turning It in to the System, I Became a National Favorite

After the great pollution, Blue Star's resources were scarce, and the reborn Yu Qingsan turned in the system and became the leader of the Dragon Kingdom's special operations team. High-yielding seeds, purifiers, new energy sources, holographic networks, treatment warehouses... You can't think of them, but she can't come up with them. The Dragon Kingdom, which was already at the end of its struggle, suddenly rose up and shocked all countries. We are still farming, but you have already developed a spaceship?