Chengguan District, Lhasa City, Tibet Autonomous Region

Chengguan District, belonging to Lanzhou City, Gansu Province, the people's Republic of China, is located in the Middle East of Gansu Province, between 103 ° 46 ′ - 103 ° 59 ′ E and 35 ° 58 ′ - 36 ° 9 ′ n. It is 20.02 km long from east to west, 22.6 km wide from north to south, and covers an area of 220 square kilometers.

Chengguan District is the center of Lanzhou City, the capital of Gansu Province. It is also the political, economic, technological and cultural center of Gansu Province. The geomorphic feature is that the north and South Mountains are intercalated with the Yellow River. The Yellow River enters the Yellow River Estuary from Leitan river. Gaolan mountain and Baita Mountain face each other from north to south. Chengguan District is a middle temperate semi-arid area, with an average altitude of 1520 meters. The highest peak is yingpanling in the southeast of Gaolan mountain, with an altitude of 2171 meters. The lowest is the North Beach of Yantan, with an altitude of 1503 meters. The annual average temperature is 10.6 degrees.

In 2018, the permanent resident population was 1.3191 million, and the gross domestic product (GDP) was 102.091 billion yuan. In terms of the three industries, the added value of the primary industry was 52 million yuan, the added value of the secondary industry was 13.475 billion yuan, and the added value of the tertiary industry was 88.564 billion yuan. The structure of the three industries was 0.05:13.2:86.75 in 2018. According to the permanent resident population, the per capita GDP was 77483 yuan.

In 2021, "Gansu blue book" won the first place in Gansu's "most competitive infrastructure" single competitiveness.

Historical evolution

The origin of place names

Chengguan District is named after Lanzhou City and Guancheng in Tang, song, Ming and Qing Dynasties.

History of construction

In Xia, Shang and Zhou dynasties, Chengguan District was the residence of Qiang Rong.

In the 32nd year of the first emperor of Qin Dynasty (215 BC), Meng Tian led 100000 troops to attack Hu in the north and recover Henan. In the next year, he set up 34 counties along the Yellow River and Yuzhong County in the area of Donggang Town, Chengguan District.

In the sixth year of the first Yuan Dynasty (81 BC), Emperor Zhao of the Han Dynasty was divided into three counties, Longxi County, Zhangye county and Tianshui County, each with two counties. Jincheng county was set up, and 13 counties, such as Jincheng county (the county government is now Xigu District), were under the jurisdiction of Chengguan District.

The Eastern Han Dynasty, the Three Kingdoms (Wei) and the Western Jin Dynasty still followed the old system of the Western Han Dynasty.

In the Sixteen States of the Eastern Jin Dynasty, Chengguan District was Jincheng County of the former Qin, the latter Qin, the former Liang, the North Liang, the latter Liang, the South Liang and the West Qin. In the Northern Wei Dynasty, Jincheng county was changed into Zicheng County, which belonged to Chengguan District.

In 581, the first year of Emperor Wen of the Sui Dynasty, Lanzhou was set up as lingjincheng County, lingzicheng county and Chengguan District.

Kaihuang three years (583), the abolition of the County State, in Chengguan District home Wuquan County, Lanzhou.

Yangdi Daye three years (607), changed the state to county, Lanzhou renamed Jincheng County, Chengguan District is Jincheng County Wuquan county.

In 617, Xue Ju, the overlord of the Western Qin Dynasty, built a mansion in today's solemn Temple (today's Lanzhou newspaper office) in Chengguan District.

In the second year of Wude (619), Tang Ping and Xue Ju changed Jincheng county to Lanzhou, and Zicheng county to Wuquan county. Wuquan county was governed by the state, and Chengguan District belonged to it.

In the second year of Xianheng of Gaozong (671), Wuquan county was rebuilt as Jincheng county.

In 742, the first year of Emperor Xuanzong's Tianbao reign, the name of Wuquan county was restored. At the same time, the Prefecture was abolished and Jincheng county was restored.

In 759, Jincheng county was changed to Lanzhou.

In the first year of zongguangde (763), Lanzhou was owned by Tuxu.

In 851, Zhang Yichao in Shazhou set out to recover Lanzhou.

In the Tang Dynasty, Chengguan District was the seat of state, county and county.

From the Five Dynasties to the early Northern Song Dynasty, Chengguan District was the place of Tuqiang and Dangxiang Qiang.

In the fourth year of Yuanfeng, Emperor Shenzong of Song Dynasty (1081), he recovered and entered the territory of Song Dynasty.

In 1083, a new city was built north of the old city of Sui and Tang Dynasties, and Jinchengguan was built on the North Bank of the Yellow River.

In the third year of Chongning (1104), Huizong of Song Dynasty set up Lanquan County in Lanzhou City, which belongs to Xihe langu road.

In the first year of Shaoxing in the Southern Song Dynasty and the ninth year of Emperor Taizong's Tianhui in the Jin Dynasty (1131), Lanzhou was the golden land. Lanquan County, Shanxi Province. Chengguan District is Lanzhou administrative office, belonging to Lintao road.

After the unification of China in the Yuan Dynasty, Lanzhou was under the jurisdiction of gongchang, the commander-in-chief of Zhongshu Province, and Chengguan District was still the seat of Lanzhou.

Ming Taizu Hongwu two years (1369), down to Lanzhou County, is under the jurisdiction of Shaanxi butengsi Lintao house.

Xianzong Chenghua 13 years (1477), Fu Shenglan County for Lanzhou, still under Lintao house.

In the first year of Jianwen (1399), he moved to Lanzhou and built suwang mansion and inner and outer city walls in Chengguan District.

In the early Qing Dynasty, the Ming system was still followed, and Lanzhou was subordinate to Lintao Prefecture.

In the second year of Kangxi (1663), lanzhouwei was set up, which belongs to the administrative department of Shaanxi.

In 1666, the governor of Gansu moved from Liangzhou (Wuwei) to Lanzhou.

In the eighth year of Kangxi (1669), Gansu and Shaanxi were divided into two groups, and the former right buzhengsi in gongchang (Longxi) was changed to Gansu buzhengsi and moved to Lanzhou.

In the third year of Qianlong reign (1738), it was transferred to Lintao Prefecture, renamed Lanzhou Prefecture, and set up Gaolan County by Guo.

In the 29th year of Qianlong (1764), the governor of Gansu was dismissed, and the governor of Shaanxi and Gansu was transferred to govern Lanzhou. The governors of provinces, governments, counties and Shaanxi and Gansu are all stationed in Chengguan District.

After the revolution of 1911, in the second year of the Republic of China (1913), the system of prefectures and prefectures was abolished, and Lanzhou and gongchang prefectures were merged, known as Lanshan Road, which governed Lanzhou, led the 15th County, and Gaolan county was subordinate to it.

In 1927, Tao was abolished and Gaolan county was directly under the jurisdiction of the province.

In 1935, the whole province was divided into seven administrative supervision districts. Gaolan county is the first administrative supervision district (the supervision department is located in Min county). Today Chengguan District is the seat of the county and the capital of Gansu Province.

In 1941, Gaolan county was separated from Chengguan District and Lanzhou city was established, which was the beginning of the establishment of Lanzhou city. At that time, Lanzhou city was roughly the same as today's Chengguan District.

In 1942, Lanzhou was divided into eight districts.

In the 36th year of the Republic of China (1947), Baojia was separated from the seventh and eighth districts to form the ninth district. Among the nine districts, Chengguan District has eight districts (all or one part).

On August 26, 1949, Lanzhou was liberated. Lanzhou Municipal People's government took over the original nine districts and established the District Street (township) people's power.

In 1955, after two zoning adjustments, the first and second districts after the expansion in 1953 were merged into one district, which was named Chengguan District because of its location in the old Chengguan District.

In 1958 and 1960, Yanchang District, Donggang District and a part of Agan district were merged into Chengguan District, forming the present area.

In April 1968, Chengguan District was renamed Dongfeng District in the "Cultural Revolution". In 1973, the original name of Chengguan District was restored.

administrative division

As of 2018, Chengguan District has 25 streets, one high-tech zone, one agricultural reclamation group and one prison enterprise group. Chengguan District People's government is stationed at 480 Wudu road.

geographical environment

Location context

Chengguan District, located in the east of Lanzhou City, is the Central District of Lanzhou city. It is between 103 ° 46 ′ - 103 ° 59 ′ E and 35 ° 58 ′ - 36 ° 9 ′ n, 20.02 km long from east to west and 22.6 km wide from north to south, with a total area of 220 square kilometers.

topographic features

The altitude of Chengguan District ranges from 1503 meters to 2171 meters. The highest peak is yingpanling in the southeast of Gaolan mountain, with an altitude of 2171 meters. The lowest point is the North Beach of Yantan, with an altitude of 1503 meters. The north and South Mountains are more than 2000 meters above sea level, and the plateau is about 1700 meters above sea level.

Climatic characteristics

Chengguan District is located in the transition zone between monsoon climate and non monsoon climate, which is a typical temperate semi-arid climate. The annual average temperature is 11.2 ℃, the precipitation is not high, the annual average precipitation is 327.8 mm, the annual evaporation is 1437 mm, the sunshine hours are 2446 hours, the frost free period is more than 180 days, and the annual average relative humidity is 56%. Surrounded by mountains in the north and south of Chengguan District, the climate is dry, the sunshine is sufficient, the annual and daily temperature difference are large, the four seasons are distinct, the spring is fleeting, and the cold and warm changes greatly; the summer is short, the temperature is high, but there is no intense heat; the autumn is short, and the temperature drops quickly; the winter is long and cold, with less rain and snow, so it is an ideal place for summer to cool down.

Water system hydrology

The Yellow River is the only surface water area in Chengguan District. It is the most important water resource for agriculture, forestry irrigation, human and animal husbandry, industry and township enterprises. The main stream of the Yellow River flows from xujiawan to sangyuan gorge from west to East and runs through the whole area for 23 kilometers. The average annual flow is 1023 cubic meters per second and the average annual runoff is 32.26 billion cubic meters. The elevation of the River land on both sides of the Yellow River is about 1520 meters, and the elevation of the beach land in the middle of the Yantan river is about 1505 meters.

population

By the end of 2018, the permanent resident population of Chengguan District was 1.3191 million, an increase of 3000 over the end of the previous year, including 1.3222 million urban residents, with an urbanization rate of 98.72%. There were 667500 males, accounting for 50.6%, and 651600 females, accounting for 49.4%. The population aged 0-14 accounted for 12.8%; the population aged 15-64 accounted for 74.35%; and the population aged 65 and above accounted for 12.85%. The birth rate is 7.42 ‰, the death rate is 4.25 ‰, and the natural population growth rate is 3.17 ‰.

Politics

Secretary of the district Party committee: Qiao Jianxin

Deputy Secretary of the district Party committee and acting head of the district: Yang Liling

Economics

overview

In 2018, the GDP of Chengguan District was 102.091 billion yuan, a year-on-year increase of 5.6%. From the perspective of the three industries, the added value of the primary industry was 52 million yuan, up 2% year on year; the added value of the secondary industry was 13.475 billion yuan, down 1.1% year on year; the added value of the tertiary industry was 88.5 billion yuan

Chinese PinYin : Xi Cang Zi Zhi Qu La Sa Shi Cheng Guan Qu