An Ancient Daily Life That Starts with Having Enough Food and Clothing

[Traveling through a farmhouse + little people + no system + getting rich and supporting a family + parents who are short-lived] Li Qingshan, a modern takeaway boy, accidentally traveled back in time to a person with the same name and surname in ancient times. He opened his eyes and looked at the four walls of his house. When he came back to his senses, he found that he still had a wife and a little daughter. However, he looked at the thin figure of the wife and the withered yellow hair of the daughter. What to do? The family is so poor that they won't be able to open the pot soon, let alone anything else... This made Li Qingshan, who had experienced modern life, determined to change this situation. How could Li Qingshan, an all-around delivery boy, be able to prosper again in this ancient world? Let's start with having enough food and clothing.