In the pre-Qin period, China was divided into Kyushu, and Gansu was subordinate to Yong and Liang, formerly known as "the land of Yong and Liang".
Yongzhou generally refers to north-central Shaanxi Province, Gansu Province (except the southeast), northeastern Qinghai Province and Ningxia Hui Autonomous Region.
Liangzhou is Liangzhou District, Wuwei City, northwest Gansu Province, located at the eastern end of Hexi Corridor. This is an important town on the ancient Silk Road. It has the reputation of "the ancient capital of Wuliang, the metropolis of Hexi" and is known as "the hidden military defense". Since ancient times, it has been a fertile ground of "densely populated Sangzhe", a military strategic place of "connecting the desert on the first line and controlling the throat in five counties" and "criss-crossing chariots and horses"
Gansu, the capital of Lanzhou, is located in the northwest inland of China. Gansu is bounded by 3211'-42 57' north latitude and 9213'-108 46' east longitude, bordering Shaanxi in the east, Xinjiang in the west and Sichuan in the south. Gansu province has a total area of 425,900 square kilometers.
Gansu has a long and narrow terrain, which is complex and diverse. Surrounded by mountains, plateaus, plains, valleys, deserts, Gobi and mountains, the terrain inclines from southwest to northeast. Gansu is located at the intersection of Loess Plateau, Qinghai-Tibet Plateau and Inner Mongolia Plateau. Climate types from south to north include subtropical monsoon climate, temperate monsoon climate, temperate continental arid climate and plateau mountain climate.
By the end of 20 17, there were 12 provincial cities, 2 autonomous prefectures, 57 counties, 7 autonomous counties, 5 county-level cities and 17 municipal districts in Gansu Province.
By the end of 20 17, the resident population in Gansu province was 26,257110,000, achieving a regional GDP of 767.70 billion yuan, the primary industry of 654.38+006.36 billion yuan, the secondary industry of 256.27 billion yuan, the tertiary industry of 405.08 billion yuan, and the per capita GDP of 29.326 yuan.
Baidu encyclopedia-Gansu
Baidu Encyclopedia-Liang Yong