Lulong County, Qinhuangdao City, Hebei Province

Lulong County, Lulong County, under the jurisdiction of Qinhuangdao City, Hebei Province, is located in the east of Hebei Province and the west of Qinhuangdao City, between 118 ° 45'54 "~ 119 ° 08'06" E and 39 ° 43'00 "~ 40 ° 08'42" n. It borders Funing County in the East, Changli County by Beijing Shenyang Railway in the south, Qian'an city and Luan county of Tangshan City by Qinglong River and Luan River in the west, and Qinglong Manchu Autonomous County by the Great Wall in the north. The total administrative area is 961 square kilometers. The territory belongs to temperate continental monsoon climate zone. By the end of 2019, the permanent population of Lulong County is 407089. As of June 2020, Lulong County has jurisdiction over 9 towns, 3 townships and another economic development zone. The county people's government is located in Lulong town.

Lulong County is named because its northwest is close to the ancient Qishui (Qinglong River). In Shang Dynasty, the area of Lulong County was the land of Guzhu. Sui kaihuang eighteen years (598), began to name Lulong County. In November 1958, Lulong County was abolished and its jurisdiction was assigned to Qian'an and Changli counties. On May 20, 1961, the original jurisdiction of xuchangli and Qian'an counties was restored to Lulong County, which belongs to Tangshan area. In May 1983, Tangshan area was abolished and Lulong County was transferred to Qinhuangdao city. On January 22, 2020, Lulong County was named National Garden County by the Ministry of housing and urban rural development. On January 18, 2021, it was awarded "national advanced unit of family planning quality service for 2018-2020".

In 2019, Lulong County's GDP will reach 11.517 billion yuan, an increase of 7.2% over the previous year at comparable prices. By industry, the added value of the primary industry was 3.582 billion yuan, an increase of 3.5%; the added value of the secondary industry was 2.851 billion yuan, an increase of 6.6%; the added value of the tertiary industry was 5.084 billion yuan, an increase of 10.2%.

History of construction

In Shang Dynasty, the area of Lulong County was the land of Guzhu.

During the Warring States period, it belonged to Liaoxi County of Yan state.

In the Qin Dynasty, there was a fat city, belonging to Liaoxi county.

In the Western Han Dynasty, zhifeiru county belongs to Liaoxi county. In the ninth year of the Western Han Dynasty (194 BC), Wang Mang usurped the Han Dynasty.

In the Eastern Han Dynasty, it was renamed feiru county.

Wei and Jin Dynasties, along the home fertilizer such as County, is still Youzhou Liaoxi county.

In the period of the Sixteen States of the Eastern Jin Dynasty, Lulong County once belonged to Qianyan, Houyan and Beiyan, and its name and jurisdiction followed the Wei and Western Jin Dynasties.

During the Northern Dynasties and the Northern Wei Dynasty, the territory of Lulong County was under the control of Pingzhou, which had two counties. In the north, feiru county is the seat of Pingzhou; in the south, Xinchang County (in the present Lulong territory) is the seat of Pingzhou.

In 586, feiru county was merged into Xinchang County. Sui kaihuang eighteen years (598), began to name Lulong County. Sui Daye early years (605 years), home Beiping County, Lulong County belongs to Beiping County, county Tongzhi.

In the Tang Dynasty, the county was changed into a state, which belonged to Pingzhou and was governed by the same state and county.

In Liao Dynasty, it belonged to Daoping Prefecture of Nanjing.

During the Xuanhe period of the Song Dynasty, it was returned to the Song Dynasty in a short time and belonged to Lu Ping state of Yanshan Prefecture.

In the Jin Dynasty, it was a Jiedushi of Xingping army on zhongdufu road. In 1124, it was transferred to Pingzhou.

In the early Yuan Dynasty, it belonged to Xingping Prefecture. Yuan Dade four years (1300), changed to Yongping Road.

The second year of Hongwu in Ming Dynasty (1369) belonged to Yongping Prefecture. In the early Qing Dynasty, it was the governor of Shuntian in Zhili Province. After that, it still belonged to Yongping Prefecture, and the prefecture and county were under the same rule.

In 1913, it was changed to Yongping County.

In 1914, it was still named Lulong County.

During the Anti Japanese War, the Anti Japanese armed forces established the Anti Japanese border region governments such as Lu Fu changqian, Lu Qingqian and Lu Fu United county.

In 1945, Lianhe county was abolished and the original county system was restored.

In November 1958, Lulong County was abolished and its jurisdiction was assigned to Qian'an and Changli counties.

On May 20, 1961, the original jurisdiction of xuchangli and Qian'an counties was restored to Lulong County, which belongs to Tangshan area.

In May 1983, Tangshan area was abolished and Lulong County was transferred to Qinhuangdao city.

administrative division

Division evolution

In October 1949, Lulong County had jurisdiction over Chengguan District 1, dahenghe District 2, liujiaying District 3, yanheying District 4, chenguantun District 5, Shuangwang District 6, liutiangezhuang District 7, clam Park District 8 and Mujing District 9.

In March 1950, eight districts were merged into seven districts; in April, five districts were merged into four districts, and Lulong County has jurisdiction over seven districts.

In 1953, the township was built under the district. Lulong County governs 7 districts, 3 towns and 79 townships.

In July 1956, the district system was abolished and the original three towns and 79 townships were merged into 36 townships.

In September 1958, Lulong County withdrew its townships and established 10 communes from 36 townships;

Zoning details

By the end of 2011, Lulong County had jurisdiction over six towns, namely Lulong, Panzhuang, yanheying, Shuangwang, liutiangezhuang and Shimen, and six townships, namely Xiazhai, liujiaying, chenguantun, Yinzhuang, Hebo and Mujing, with a total of 12 township level administrative districts. It has 548 village committees.

By 2018, Lulong County has 9 towns and 3 townships: Lulong Town, Panzhuang Town, yanheying Town, Shuangwang Town, liutiangezhuang Town, Shimen Town, Mujing Town, chenguantun Town, Gebo Town, XiaZhai Town, liujiaying town and Yinzhuang Town, and another economic development zone: Hebei Lulong economic development zone.

As of June 2020, Lulong County has jurisdiction over 9 towns, 3 townships and another economic development zone. The county people's government is located in Lulong town.

natural condition

Location context

Lulong County is located in the east of Hebei Province and the west of Qinhuangdao City, between 118 ° 45'54 "~ 119 ° 08'06" E and 39 ° 43'00 "~ 40 ° 08'42" n. It borders Funing County in the East, Changli County by Beijing Shenyang Railway in the south, Qian'an city and Luan county of Tangshan City by Qinglong River and Luan River in the west, and Qinglong Manchu Autonomous County by the Great Wall in the north. The largest distance from east to west is 22 kilometers, and the largest distance from north to south is 50 kilometers. The total administrative area is 961 square kilometers, including 917.5 square kilometers of land, accounting for 95.47%; 43.5 square kilometers of water, accounting for 4.53%.

topographic features

Lulong County is located at the southern foot of Yanshan mountain, with high terrain in the north and low terrain in the south. Jianshanhuaihe, the highest peak in the territory, is located in the north of liujiaying Township, with an altitude of 626.6 meters; the lowest point, shenshuigang, is located in the north of yanshengang village, Gebo Township, with an altitude of 22.7 meters.

climate

Lulong County belongs to temperate continental monsoon climate. It is characterized by four distinct seasons and obvious seasonality of natural precipitation. In spring, there is less precipitation, large evaporation, rapid temperature rise, more sandstorm and more spring drought; in summer, rain and heat are in the same season, with the average precipitation of 482.6 mm, accounting for 71.3% of the annual precipitation; in autumn, the temperature difference between day and night is large, the temperature drops quickly, the precipitation is significantly reduced, the air is dry, the wind speed is high, the temperature is low, and the precipitation is less.

The annual average temperature is 11.3 ℃, the average temperature in January is - 5.3 ℃, the extreme minimum temperature is - 22.7 ℃ (December 29, 1978), and the average temperature in July is 25.4 ℃. The extreme maximum temperature was 39.6 ℃ (June 11, 2004). The lowest monthly average temperature was - 13.6 ℃ (January 1966), and the highest was 33.2 ℃ (July 2000).

The average annual temperature range is 30.7 ° C, and the maximum daily temperature range is 29.5 ℃ (210 September 2006). The average annual growth period is 234 days, the average annual frost free period is 192 days, the longest is 204 days, the shortest is 128 days. The annual average sunshine hours are 2732.6 hours, and the duration above 0 ℃ is 314 days (generally from February 4 to December 14).

The average annual precipitation is 614.5 mm, and the average annual precipitation days are 99 days, up to 139 days (1985) and at least 83 days (1997). The extreme annual maximum rainfall was 1069.1 mm (1977), and the extreme annual minimum rainfall was 332.9 mm (1982). The rainfall is concentrated from June to August every year, and August is the most.

hydrology

The rivers in Lulong County are Luanhe River, Yanghe River and Yinma River. The larger rivers are Luanhe River, Qinglong River, Xiyang River and Yinma River. Among them, Luanhe River basin covers an area of 116.6 square kilometers, accounting for 12.1%; Qinglong river basin covers an area of 304.3 square kilometers, accounting for 31.7%; Xiyang river basin covers an area of 277.2 square kilometers, accounting for 28.8%; Yinma River basin covers an area of 262.9 square kilometers, accounting for 27.3%.

The main rivers are Luanhe River, Xiyang River and Yinma River, with a total length of 48.15 km; 18 primary rivers are Qinglong River, Shajin River, Wangjiagou River, Xisha River, Heishi River, honghuayu River, Wanjia River, Yangshan River, Qipanshan River, Liuhe river, Jiahe River, fengjiagou River, Xinglong River, Yanhe River, yanshantou River, sigezhuang River, Shuangwang River and lishugang River, with a total length of 205.85 km; There are 5 secondary rivers, including Ant River, wengjiagou River, yingwo River, zhaojuntun River and Jiaochang River, with a total length of 48 km.

The total length of the river is 302 km, the river network density is 0.31 km / km2, and the annual runoff is 195.18 million cubic meters. There are 20 tributaries of the four main rivers, most of which are seasonal mountain torrents, characterized by short source, rapid flow, and sudden rise and fall in flood season. Luanhe River is the largest river in the territory, from hutoushi village of Lulong town to jiabeikou village of Shimen Town, with a total length of 14.5 km and a drainage area of 116.6 square kilometers. The main tributaries are Qinglong River, Shajin River and Yingshan river.

natural disaster

The main natural disasters in Lulong County are drought, wind, hail, flood and frost.

Drought disasters occurred twice a year, mainly from the middle of November last year to the middle of April next year, and the most serious one was in June 2011. Since January 2010