Yinchuan, the city and capital of the Ningxia Hui Autonomous Region, is located in the heart of the Ningxia Plain, with the Yellow River in the east and Mt. Helan in the west. It can be found between the mountains and deserts of Gansu to the west and the rolling grasslands of Inner Mongolia to the east. Yinchuan covers an area of 4,399 square kilometers and is 1,110 meters above sea level. It rapidly develops as a center of tourism, trade, finance, economy, culture, transportation, technology and science in the northwestern China.