The Legend of Lao Tie Xiu Xian

Chen Le, an old iron engineering man, lost his job after graduation. He was so miserable that he drunkenly traveled through time and became an extremely small low-level brewing apprentice in the world of cultivating immortals. With the modern knowledge system, the little man continued to create various hot-selling products that meet the needs of the cultivating world. He counterattacked and became the number one immortal in the world of cultivating immortals.