The landmark rivers of Huangpu River and Shanghai flow through the urban area of Shanghai, dividing Shanghai into Puxi and Pudong. The two sides of Huangpu River converge the essence of Shanghai's urban landscape. The whole length of Huangpu River is about 113 kilometers and the width of the river is 300 to 770 meters. The night view of Pujiang River can not be ignored. Shanghai, an international metropolis, has a different view at night.