The well-known hot pot restaurant on Nanshan Mountain in Nan'an District, Chongqing, is huge in scale, setting a Guinness World Record. On weekend nights, diners flocked, and vehicles entering and leaving Nanshan easily caused traffic jams. When night fell, the whole hot pot city was brightly lit and a lively scene. The whole Nanshan Mountain is densely packed with hot pot restaurants large and small, so it is also known as hot pot mountain.