Zhongshanqiao is named “the Zhongshan iron bridge”, “the Yellow River iron bridge”, the old Zhenyuan bridge, located at the shore waterway center-section white Tashan, is called “the world Yellow River first bridge”. it constructs in 1907 (clear Guangxu 33). The project undertakes construction by the German merchants, altogether has spent the silver 306,000 two. The bridge both sides build separately have two big memorial archways made of stone, on engraves “trilateral advantage Jinan” and “nine Qu Anlan”. The bridge
Old is Yongzhou Gansu provincial capital Lanzhou. Located in the upper Yellow River, located in the geographical center of China, between latitude 32 ° 31 '~ 42 ° 57', longitude 92 ° 13 '~ 108 ° 46' between. It is the east, Shaanxi, Qinghai, Sichuan controlled South, West Hill Xinjiang, brief Inner Mongolia, Ningxia, is the ancient Silk Road of the key sections of land and gold, and with the Mongolian border, it was like a magnificent gem, set in central China the Loess Plateau, Qinghai and Inner Mongolia plateau, something more than 1,600 kilometers meandering, aspect 453,700 square kilometers, accounting for 4.72% of the total area. Population 26 million (968 million in 1949), Han, Hui, Tibetan, Dongxiang, Yugu, Baoan, Mongolian, Kazak, Tu, Salar, Manchu and other ethnic groups. Among them, the Dongxiang, Yugur, Bonan is a minority of Gansu.