There's no like internets or anything like that. So he has to figure out that he's going to have to delegate power. So he might give a town to his son or maybe a noble in order to rule over it. In order not only to protect the king's assets but to protect the populations themselves. Now the Cho, they also developed vast bureaucracy systems in order to run government more efficiently. They built roads to connect their cities and canals in order to irrigate the fields in a more proficient way. And they really mastered iron.