This is what we call ribbon, which is fairy tale and chivalrous spirit. These two things can have ribbons after upgrading to 3d+5. Fairy tales and chivalrous spirit can be exchanged for apprentices, upgraded materials can be moved in, buildings can be painted, and everything can be sent to activities, that is, fairy tales and chivalrous spirit fragments. One thing needs 1 0,000 bills to try a hundred times, but it won't fail. It will cost some money to do it. You should go to the People's Congress in the middle of Guangling.