Traveling through Zhenguan of the Tang Dynasty, he became the helpless young owner of the Gao family. He had a weak and widowed mother, an ignorant young sister, and the tenant farmers in the village were in dire straits. Activate the pet sister system and rely on family ties to unlock endless abilities. From purifying refined salt and fermenting pasta, to forging refined iron, building workshops, and popularizing heating equipment, it step by step solved the people's problem of food and clothing during the cold winter, attracting emperors to stop and officials to imitate, benefiting all people around the world.
