The System Wants Me to Tile the Great Wall? I'll Hand It Over to the Nation

【System + Cultivation + wildest imagination + multiple heroines + Spiritual Qi Revival + the entire nation ascends + a fusion of many elements】 Cao Dagen unexpectedly activates the ultimate wild-imagination System, and his very first mission is outrageously absurd: Cover the entire Great Wall with tiles, Build a stairway to the heavens up Mount Everest, Fill in the Wanquan Strait... The missions are impossibly difficult, but the rewards include Cultivation techniques, immortal pills and treasures, and secrets to eternal life! There's no way Cao Dagen can complete them alone, so he makes a defiant choice: He turns them over to the nation! The entire country mobilizes for epic engineering projects, The infrastructure juggernaut goes all out, and Cultivation resources come pouring in! Others toil for a century without even getting started, But with the nation backing him, Cao Dagen completes one mission and his cultivation level skyrockets on the spot! Once the Great Wall is tiled and the stairway to the heavens on Mount Everest is complete... and every other mission is done, He discovers that this is all part of a shocking scheme laid out ten thousand years ago!