Sell ​​Supplies from All Walks of Life and Become the Richest Woman in the Six Realms

Li Siyun's time travel style is not quite right. While others fight in palaces and houses, she works on water conservancy for ancient tribes and builds lighthouses for the future water world. Until he was kicked into the underworld by the mission - there was a huge traffic jam at the Gate of Hell, the Naihe Bridge was a mess, and the production capacity of Meng Po Soup could not keep up! The new Yama is a rookie, and his subordinates are still making trouble?