Time Travel to Qi Dynasty

In the eleventh year of Yong'an, He Xuan traveled through the Qi Dynasty and became a ten-year-old boy. His father passed away, his aunt was not happy, his eldest brother separated the family, and He Xuan had an independent household. Starting from scratch, he collected stones to build a house, accidentally discovered coal, made briquettes, made small profits but quick sales, supported the clan, attracted nobles, made carbon and smelted iron, and the older brother wanted to come and curry favor with him. He handed over the carbon-making workshop, opened a shop in the county seat, and hired people to do business. He Xuan found that in this era, he also needed fame and fame, so he turned around and went to school... I have knowledge that is five hundred years ahead of my time, but no one can tell me about it! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.