After technical backbone Zhou Jianguo is wrongfully fired by factory director Sun Changming after his credit is stolen, he can only start over from a dilapidated car repair shop. Relying on his repair skills, he founds Yuanzhou Appliances. Facing out-of-stock supplies, reports, and component monopolies, he persists in independent research and quality reputation. Ultimately, he breaks through foreign technical blockades, makes a counterattack at the trade fair with domestic home appliances, and builds an industrial park.