Fu Qin, a senior technician at a state-owned enterprise, was forced to lay off his job and worked as a warehouse manager in a private enterprise. He saw through the real fault of the 3.6 Million precision machine tools at a glance. He withstood ridicule and signed a life-and-death bet, relied on hard-core skills to repair machine tools, exposed the scam of fake experts, and counterattacked to become the core of technology. He is not greedy for shares, focuses on research and development, leads the team to conquer the 1 micron extreme precision of military industry, grows from a down-and-out worker to a great craftsman, protects his family, builds important tools for the country, and fully demonstrates the spirit of craftsmanship!