Factory technician Li Chen traveled through time to the late Northern Song Dynasty due to an accident and became a rundown village in Qinghe County who was framed for theft. Seeing that prison was inevitable, the "super factory system" awakened - refined salt purification, soap making, glass firing, cement formula... With each technology in hand that transcended the times, he made a comeback from a desperate situation, defeated bullies, revitalized the county, built factories, and recruited refugees. In just a few months, he turned from a prisoner to a popular legend in Qingzhou Prefecture. However, the messenger from the capital brought greater opportunities and crises. His story has just begun...
