Introduction by Gaotou Dama: Someone asked: What else can you do with one dollar now? Visitors to Foreigner Street will find that the "one-yuan economy" is a major feature here. Carriage, cruise ship, Maxim's steamed buns, jelly, Maxim's bread, cold noodles, polenta, mineral water, rice porridge, napkins, marshmallows, karaoke, kebabs, expansion training camp, wetland park expansion, all these are only one yuan money.