Create an Immortal Clan Starting from Trading

Qian Fusheng, the richest man in Daqian, was reborn. He possesses an innate spiritual treasure and controls the rules of trading. Roots, understanding, cultivation, luck, lifespan, etc. Can all be traded. But the transaction object must be something he owns. So, he began to use transactions to exchange spiritual roots, elixirs, rare materials, etc. Start from a baby and gradually operate in a small mountain village. Create an immortal clan.