There are also underground shopping malls in Jeju Island, but the road to Shanghai is not the same. Most of Shanghai is connected to the subway. There is no subway in Jeju Island. Their underground shopping malls are under the road near Dongdaemun and Qixing Road. It is a shopping mall that can be used as a small shop. Some are also a way for pedestrians to cross the road. The underground shopping mall is quite big, with cosmetics, snacks, and clothing.