What should I do if it's a long way to go to the county to make a living? Find the transportation brigade over there! If your child becomes an official and wants to take his parents to the city to live a good life, but he doesn't want to throw away the things at home and wants to take them away, what should you do? Find the transportation brigade at the entrance of the village! What should you do if you want to go north to see your child and he doesn't have a horse? Oh, it's easy! Let the transportation brigade take them away!
Concept: New gadgets can only be seen if the traffic is busy!