Wait a Minute, I'll Go Back to Earth First

Jiang Xun, who was originally a salesman, accidentally obtained a golden ball and gained the ability to travel back and forth between another world and the earth. He can also carry any items and creatures in the two worlds. In addition to the existence of immortal cultivators in the other world, the level of science and technology is also very high, and there are even silicon-based life forms. The value of gems and metal materials on the earth is also very high in the other world. Since then, he has been cultivating immortals in other worlds, wandering into ruins caves with fairies and elves, developing computers and biotechnology on the earth, and madly acquiring top 100 companies.