Changed Job to Entry Assistant Teacher, How Did I Become a National Destiny?

Lin Yuan accidentally awakened the weakest auxiliary system [Inlay Master]. A useless mechanism, mediocre bonuses, and it takes a long time to forge into the dungeon. But due to the protagonist's halo, he unexpectedly mutated—— 1. [Inlay takes effect immediately! 2. [Inlaying increases the effect by 100 times! 3. Inlay can earn 10% interest! When Lin Yuan used his grandfather as a test subject, the veteran who was downgraded to C due to injury directly returned to the peak of S level. The state car picks up the horse and sends it off, please return to the team! When Lin Yuan took his best friend as a test subject, the C-level swordsman accidentally blew up the novice copy! News spread throughout the school, and all enemies and friends found Lin Yuan one after another. "Brother Yuan, you are my biological brother, no, biological father, give me one!" "Lin Yuan, as long as you set one for me, I'll do whatever it takes!" Even the head teacher, who was usually serious, secretly called Lin Yuan to the office. "Classmate Lin Yuan, teacher, I have a heartfelt request..." From then on, while others were fighting monsters and leveling up, Lin Yuan set up a stall to inlay them. "I'll embed yours into yours after I've done it, and I'll embed yours into yours after I've done it!" "Don't worry, I'm still in control of this situation." The country's top officials were overjoyed, "Geniuses are emerging from all over the country. It seems that our country's national destiny will be prosperous this year!" "What?! What do you mean these geniuses were all created by one person?" When all races invade. Looking at the people of the Xia Kingdom who were ignored at the beginning, even the old aunt who bought vegetables was carrying the Lingcai entry. The leading peak expert's face turned pale, and the corner of his mouth trembled as he said, "Xia Kingdom is a place..." "The form is complicated!" [The general trend - from growing up to slap the villain in the face to farming and strengthening the country's infrastructure.