Which city does Suizhong County, Huludao City, Liaoning Province belong to?

Located in Suizhong County, Huludao City, Liaoning Province

Suizhong County belongs to Huludao City, located in the south of Huludao City, near Liaodong Bay. It faces Xingcheng across Liugu River in the east, Bohai Sea in the south, Shanhaiguan in Qinhuangdao City, Hebei Province in the west and Jianchang County in the north. It is located between east longitude119 34 ′-120 31′ and north latitude 39 59 ′-40 37 ′. It now governs 14 town, 1 1 township. It covers an area of 2,764.9 square kilometers and has a total population of 630,000 (2008). There are Han, Manchu, Mongolian, Hui and Korean.

The terrain of Suizhong County inclines from northwest to southeast. The western mountainous area accounts for about 1/3 of the county's total area. The higher peaks are Pingdingshan (925 meters above sea level), Longmen Mountain and Sanshan Mountain, with gentle hills in the middle and plains and low-lying land in the southeast. Rivers include Liugu River and its tributaries Heishui River and Wangbao River. In addition, there are hundreds of rivers, such as Jiujiang River, Dog River, Shihe River and Maoyan River. Generally, the source is short, the flow direction is urgent and the seasonality is obvious.

The county is located in a semi-humid area in the south temperate zone, with a monsoon continental climate. The annual average temperature is 9.65438 0℃. 1 month, the average temperature is -8.3℃, the lowest temperature is -23.3℃, and the north is -24℃. The average temperature in July is 24.3℃, and the highest temperature is 36.7℃. The average annual precipitation is 645 mm, and the frost-free period is 174 days.

Suizhong county is "six mountains, one water and three fields". The southeast coastal plain is the main grain-producing area, and the main crops are corn, sorghum, wheat and rice. The hilly area in central China is suitable for the growth of cash crops such as peanuts and cotton. The mountainous area in the north is a key fruit producing area, which is rich in apples and Pak Lei, and has a good reputation as the hometown of pears. It is a national high-quality fruit base county. There are 650,000 mu of orchards and 0/60,000 fruit trees in the county, with an annual output of 350,000 tons and an output value of 350 million yuan.

In addition, silkworm, ginseng and other Chinese herbal medicine resources are also very rich. The existing forest area is 654.38+6600, and the forest share is 42.3%. Suizhong County is near the sea, and there are more than 30 large and small reservoirs in the inland, which has made breakthrough progress in aquaculture, aquatic product processing and fishing. The main seafood are fish, shellfish, shrimp, crab and jellyfish.

The minerals in Suizhong County mainly include gold, aluminum, zinc, molybdenum, sulfur iron, feldspar, silica and phosphorus, and the industrial sectors include fertilizer, agricultural machinery manufacturing, motors, silk, wine making, paper making, printing and aquatic product processing. In recent years, township industries have developed rapidly, and a number of enterprise groups and industrial communities led by clothing, lamps, steel and building materials have begun to take shape.

Suizhong county is located in the throat area inside and outside the customs, with convenient transportation. Jingha Highway, Shenyang-Shenyang Railway and Qinhuangdao-Shenyang Railway Passenger Dedicated Line run through the whole territory from west to east, and Suizaike Highway runs through Xingcheng, Jianchang and Hebei Province from the northeast of the county seat. In addition, county and township roads connect the townships in the county. Suizhong Port is a real estate cargo and water transport terminal in Suizhong, with a scale of 3,000 tons and an annual throughput of 550,000 tons, which has played an important role in the county's maritime freight transport and economic revitalization.

Suizhong county has beautiful mountains and rivers, many places of interest and unique natural landscape. Jiumenkou, the first pass in JD.COM, located in Lijia Township, was built in Hongwu 14, and is one of the important passes of the Great Wall in Ming Dynasty. It flies across the valley, steep and majestic, and is known as the "Great Wall on Water", which is a must among the ancient Great Wall in China. The site of the Qin and Han Palace, located on the coast of Bohai Sea, has been listed as a key cultural relic protection unit in the State Council. The Miao Feng Temple Twin Towers, the spectacular and avant-garde crooked towers, the magnificent Jiangjun Lake, Huting, Xiatun, New Zhuangzi and Tangkou in the deep mountain canyon constitute the famous tourist attractions. Suizhong has a vast sea area and is an ideal natural bathing place.

Section 1, Zhongyang Road, Suizhong Town, where the county people's government is located 14, zip code 125200. Administrative division code: 2 1 142 1. Area code: 0429. Pinyin: Suizhong County.

physical geography

1, landform

The topography of Suizhong County is limited by Yanshan Mountains. The mountain belongs to the east extension of Yanshan Mountains, forming five mountains. These mountains extend in a fan shape along the Beijing-Shenyang railway, forming the terrain skeleton of the county. Because the mountains mostly enter from the northwest and extend to the southeast, the terrain is characterized by high northwest and low southeast.

The mountainous area in Suizhong accounts for about 465,438+0% of the county's total area, including Wuzhishan, Lazishan, Dagushan, Sanshan and Gaolou Mountain.

The hilly area accounts for about 38% of the total area of the county, and it is distributed in almost every township. Separated from each other by rivers. According to the region, it can be divided into hills in the northwest, and the valley is sunny and sunny, which is conducive to fruit tree cultivation. Pak Lei is famous in Northeast China. Northeast hills, many valleys, sunny slopes and pear orchards are all over; The southern hills, including the southern Suizhong County and coastal towns, and the Dataishan and Wangfengtai fruit farms are all located here.

The plain area accounts for about 2 1% of the total area. Binhai Plain is the west entrance of Liaoxi Corridor. In terms of regional distribution, it can be divided into Liugu River West Bank Plain, Coastal Plain and Valley Plain.

Basin Yong 'anbao Basin is the only basin in the county, including Yong 'anbao Township and the northwest corner of Qianwei Town. There are three mountains in the north, towering mountains in the west and south, and Dafengkou Reservoir in the upper reaches of Shihe River in the east is the only exit. The longest from east to west is about 22 kilometers, and the widest point from north to south is about 16 kilometers, which is slightly prismatic and covers an area of about 250 square kilometers.

2. Geology

Strata The strata in Suizhong County are distributed from old to new as follows: Archaean, with the largest distribution area, and the lithology is mainly mixed granite. Proterozoic Great Wall System includes Changzhougou Formation, Chuanlinggou Formation and Dahongyu Formation. Mesozoic Jurassic, including Kuntouboluo Formation, Baiqi Formation, Zhangjiakou Formation, Yixian Formation and Jianchang Formation. Cenozoic Quaternary, including middle and lower Pleistocene residual, middle and upper Pleistocene alluvium, upper Pleistocene alluvium, Holocene alluvium and Holocene marine materials.

Mesozoic intrusive rocks in intrusive rock county are well developed, most of which are distributed in the northwest. Including the Shengzongmiao-Gejiatun rock mass, which belongs to the middle Jurassic intrusive rock. Kuanbang pluton is a middle Jurassic intrusive rock. Longmenshan pluton belongs to Jurassic-Cretaceous intrusive rock. Limugou pluton belongs to Jurassic-Cretaceous intrusive rock. Yangyanzi pluton belongs to Jurassic-Cretaceous intrusive rock. In addition to the above intrusive rocks, there are many kinds of dikes, which are scattered and small in scale.

The geological structure Suizhong County is located in the semi-daily structural position of Shanhaiguan platform arch, which is an area dominated by upward movement. Sedimentary caprock is not developed, and ancient crystalline rock basement is widely exposed. There are dozens of faults in the county, most of which are distributed in the northwest. There are four major fault zones: Mingshui fault zone, Hongmiaozi fault zone, Dongsonglingzi fault zone and Ningzigou fault zone.

3. Land

Brown soil Suizhong county is located in the brown soil belt, and brown soil is widely distributed. The total area is 179, 1 18.5 hectares. Brown soil is formed under the bioclimatic conditions of coniferous and broad-leaved mixed forest in warm temperate zone. According to the formation process, it can be divided into three subcategories: brown soil, brown soil and moist brown soil.

Meadow soil Meadow soil is mainly distributed in flood plain, super flood plain, alluvial plain, coastal siltation plain and mountain plain along the river. The total area is 54,823 hectares, accounting for 23.34% of the total soil area. Except the sandy meadow soil along the offshore coast and near the beach, the rest have been reclaimed as farmland, which is the main production base of grain, cotton and oil.

Saline soil is mainly distributed in the coastal low-lying areas from Little Zhuangzi to Wanjia in the southern coastal area, with a soluble content of over 0.6%, covering an area of 166.63 hectares, accounting for about 0.07% of the total area of various soils. The formation process of saline soil is the salinization process of soil.

Marsh soil is distributed in low-lying areas, mainly in towns such as Qianwei, Wang Baohe. It covers an area of 374.3 hectares, accounting for about 0. 15% of the total soil area. The parent material of swamp soil is river sediment, which has a long seasonal storage time all the year round.

Paddy soil is mainly distributed in Qianwei, Wang Hu, Mingshui, Qiu Zi ditch and other towns, with an area of 4 19.5 hectares, accounting for about 0. 18% of all kinds of soil areas. Paddy soil is scattered in county towns, and its development level is not high, and it is in its infancy. However, under the condition of soil cultivation, the original soil-forming direction has basically changed.

4. Hydrology

The total water resources in Suizhong County is 7.98 cubic meters, including 622 million cubic meters of surface water and 276 million cubic meters of groundwater. There are 33 large and small reservoirs in the county, with a control area of 727 square kilometers, and the regulated water volume is1.1.800 million cubic meters, accounting for 1.9% of surface water resources. There are 26 water diversion projects, using 23 million cubic meters of inter-river runoff. Electromechanical well 1 0,266 eyes (including Tang Fang), and 7 1 10,000 square meters of groundwater is exploited. There are four hot springs in the middle reaches of Gouhe River: Laohuhe Hot Spring, with an altitude of 145 meters, the water temperature in the main spring eye is 32.5℃, and the water inflow is about 2.5 tons/hour. Xiatun Hot Spring, elevation 140m, water temperature 32℃; Xinzhuang Hot Spring, elevation 120- 130m, water temperature 21-25℃; Tangkou Hot Spring, 95 meters above sea level and 47℃ water temperature.

Rivers The main rivers in Suizhong County are Liugu River (bordering Xingcheng), Kuanbang River, Heishui River, Wang Baohe River, Shihe River, Gouhe River, Jiujiang River, Liuqiang River and Maoyan River.

The source of He Jie-Liugu River is located in the 930 highland in the northwest of Guzhangzi Township, Jianchang County. It flows into the southeast of Shaheshao in Bajiazi Town and the west of Sandaogou Township in Xingcheng City, becoming the boundary river between Suizhong County and Xingcheng City. Six rivers pass through Kuanbang Manchu Township in the county and join Bajiazi River and Kuanbang River. Through Xipingpo Manchu Township and into Heishui River; Pass through Gao Tai Town and meet Wang Baohe; Finally, it enters the sea through Little Zhuangzi Town. The west bank passes through five towns and joins four big rivers, with a runoff of 68 kilometers and a drainage area of 862.2 square kilometers. Liugu River is one of the four major water systems in western Liaoning. Total length143.8km. The widest part of the river is 800 meters, and the average width of the middle and lower reaches is 600 meters. Usually, the water surface is 95 meters wide and the water depth is about 0.5 meters. The annual maximum runoff is 65.438+66.7 million cubic meters (65.438+0.969), and the annual average runoff is 630 million cubic meters.

Other rivers in the county, tributaries of Heishui River and Liugu River; Kuanbang River, a tributary of Liugu River, is also called Ertaizi River; Wang Baohe, commonly known as Wang Bahe, was later renamed as this name. Laodougou River, a tributary of Wangbaohe River; Tunhe River in Zhu Xian, a tributary of Wang Baohe River; The Little Zhuangzi River originates 0.5km northeast of Shiguan Village in Little Zhuangzi Town. Ma Jiahe, originated in the southern foot of Mount Tai; Changtan River is formed by the confluence of Ma Jiahe, Yanjialing River and Santaizi River. Cat's Eye River, originating from the north peak of Jijiashan; Yejiafen River, whose upstream is called Yinma River; Gouhe River, formerly known as Gaoer River, evolved into Gouer River, which is homophonic and is the largest river in the county. Xinkai River, formerly known as Liangshui River, originated from the spring eye of Maoshan, a big official in the Manchu township of Wanghu. Shihe, formerly known as Shizigou, is named after its abundance of stones. This is the second largest river in the county. Xiao Wangbao River, a tributary of Shihe River; Liu Qianghe, formerly known as Jishui River. Jiujiang River, which passes through Jiumenkou, was originally named Jiumenhe and later renamed Jiujiang River. Similar river, formerly known as Jingtiao River, originated in Shangjing Village, Lijiapu Township.

5. Climate

Suizhong region belongs to temperate semi-humid continental monsoon climate. Its main features: distinct seasons, simultaneous water and heat, concentrated precipitation, abundant sunshine and obvious monsoon. Although there is cold air invasion in spring, its intensity is weak and its temperature rises rapidly. Southwest monsoon prevails in summer, with abundant rainfall, high temperature and humidity, lightning and hail, and hot flashes in dog days. In autumn, the northerly monsoon begins to strengthen, the rainfall drops sharply, and the temperature drops rapidly; In winter, the northerly monsoon is very strong, the climate is dry and cold, and the land freezes.

According to the records from 1986 to 2000, the annual average temperature is 9.8℃; The extreme maximum temperature is 38.65438 0℃, and the historical maximum temperature is 39.8℃. The extreme minimum temperature is -25.2℃ and the historical minimum temperature is -26.3℃.

The annual average ground temperature is 1 1.9℃, with an extreme maximum of 62.4℃( 1993) and an extreme minimum of -34.6℃( 1990).

Precipitation The annual average precipitation is 652.5 mm; The maximum annual precipitation in 0998 was 65438+908.5mm, and the maximum historical precipitation in 0959 was 65438+1.087.6 mm. The minimum annual precipitation is 65438+295.2mm in 0999, which is the lowest in history.

The annual average evaporation is 1, 7 14.6 mm. ..

The sunshine hours in the whole year are 2544.2 hours, and the sunshine percentage is 57%.

The annual average air pressure is 1, 0 15. 1 hectopascal, the extreme maximum value is 1, 046.8 hectopascal (1994), and the extreme minimum value is 984.0 hectopascal.

The annual average wind speed is 2.8m/s, with the southernmost wind direction, and the number of windy days is less than that in the previous period.

The average frost-free period 176 days, the longest 196 days (1990) and the shortest 14 1 day (1986).

6. Natural resources

Land resources The county's total land area is 276,500 hectares, ranking second in Huludao City. The county's per capita is 0.45 hectares, which is 0.5 1 hectare less than the national average of 0.96 hectares. The landform types are complex and the soil types are diverse. The mountainous area is 1 13400 hectares, accounting for about 4 1% of the total area. Hilly area 10.5 1 hectare, accounting for about 38% of the total area. The average area is 5.8 1 ha, accounting for about 2 1% of the total area.

Of all the land resources, the cultivated land area is 54,700 hectares, accounting for 19.78% of the total area, with a per capita of 0.09 hectares. Woodland area is 9765438+100000 hectares, accounting for 35. 1 1% of the total area, with per capita 0. 15 hectares, ranking first in Huludao. The grassland area is 15.83 hectares, accounting for 0. 10% of the total area. The residential industrial and mining land area is 65438+820,000 hectares, accounting for 6.60% of the total area. The traffic land is 4600 hectares, accounting for 1.70% of the total area. The water area is 23,700 hectares, accounting for 8.57% of the total area. The unused land is 28 1000 hectares, accounting for 10. 16% of the total area. There are also 25,300 hectares of grassland and 0,200 hectares of marshland.

Mineral resources Suizhong county found 30 non-ferrous metal mines, distributed in 12 towns; There are 0/4 ferrous metal mines/kloc-distributed in 8 towns and villages. Pyrite 1 1, distributed in 6 towns and villages; Gold mine 1 1, distributed in 5 towns and villages. There are 3 limestone mines distributed in 3 towns; 2 tuff mines, distributed in 2 towns; There are 5 fluorite mines and heavy crystal mines, which are distributed in 4 towns. In addition, there are 2 coal mines, 1 oil mine, 1 asbestos mine, 1 phosphate mine, 9 clay mines, 26 silica and feldspar mines, 90 peat mines and several marble and granite mines.

Suizhong county, a wild animal and plant, is located in the continuous intersection of North China and Northeast China in terms of animal geographical distribution, and belongs to the biological environment area in the mountainous and hilly areas of western Liaoning. Amphibians: There are 9 species, including China wood frog and flower-backed toad. Reptiles: 2 1 species. Including sea turtles, leatherback turtles and so on. Mammals: There are 58 species in 7 orders 16 families. Common terrestrial animals are foxes and Ai Hu. Birds: 17 orders, 37 families, 374 species, including 69 species under state protection, 53 species under provincial protection and 250 species with provincial scientific research value. The main protected birds are red-crowned cranes and swans. Rat-eating birds mainly include kestrels, mad birds and owls. Insect-eating birds mainly include cuckoo and nighthawk; Bird hunters mainly include bean geese and stone chickens; Ornamental categories mainly include kingfisher, goldfinch and so on. Forest insects: there are 226 species, and the main insects are about 100.

There are 997 species of wild economic plants in Suizhong county, belonging to 1 19 families 5 1 genus. Mainly includes: fiber, oil, starch, tanning materials, aromatic oil, medicine, soil pesticides and ornamental purposes.

The origin of place names

In June of the 28th year of Guangxu (1902), the Qing court approved the establishment of counties. For peace and tranquility, this county was named Suizhong. Sui, that is, appease appeasement; In the middle, the county government is in the middle. "Suizhong" means to keep peace forever.

In June 2020 165438+ 10, the list of the top 100 counties and cities in China in 2020 was published, and Suizhong county was on the list.

In February of 20 18, Suizhong county was included in the list of counties (cities, districts) with basically balanced development of compulsory education in China in 20 17.

On 20 18, the Ministry of Agriculture and Rural Affairs recommended Suizhong County as the first batch of national rural entrepreneurial innovation typical counties.

20 16 February, the Ministry of Agriculture and the State Administration of Work Safety identified Suizhong County as a national safe fishery demonstration county of 20 14-20 15.

20 14 1, the Ministry of Agriculture and the State Administration of Work Safety identified Suizhong County as the second batch of national safe fishery demonstration counties.

In 2005, Suizhong County ranked 65th among the top 100 meat production counties in China in 2005.