Laiyang City, Yantai City, Shandong Province

Laiyang Laiyang, a county-level city managed by Yantai City, Shandong Province, is named after "the sun and the moon rise in Donglai". In ancient times, it was called "Changyang" and "Changguang", as well as "Licheng" and "Longcheng". Laiyang is located in the east of Shandong Province, adjacent to Yantai in the north and Qingdao in the south. It has been the "hinterland of Jiaodong" since ancient times. It is a low hilly area with gentle undulation and crisscross gullies. It has a temperate monsoon climate. It has 5 streets and 13 towns, covering a total area of 1734 square kilometers. In 2017, the total population of Laiyang was 880000. In 2020, the permanent resident population of Laiyang will be 872000.

Laiyang pear is a special product of Laiyang City because of its unique climate and soil conditions, which is known as "pear town of China". The first dinosaur fossil in New China was excavated here, which is known as "the hometown of dinosaurs in China". Laiyang has been known as "the hometown of calligraphy" and "the hometown of calligraphy" since ancient times. A group of patriotic scholars, such as Zhang Mengli and Zuo maodi, have emerged. Laiyang is the birthplace of Quanzhen religion, known as "the ancestral court of Taoism". Qiu Chuji and Ma Danyang preached and established schools here. Laiyang is the birthplace of mantis boxing, a national intangible cultural heritage. Laiyang has a number of tourist attractions with local cultural characteristics, such as Cretaceous National Geopark, Zhuo village, Lixiang style tourist area, lu'ergang, Niangniang mountain, Longwang temple, Jinshan pagoda, etc.

In 2019, Laiyang's GDP will reach 43.84 billion yuan, a year-on-year increase of 3.5%.

Historical evolution

In Xia Dynasty, it was the land of Laiyi; in Shang Dynasty, it was the land of Laiguo; in Western Zhou Dynasty, it was the land of laihou; in Eastern Zhou Dynasty and Qin Dynasty, it was the eastern territory of Qi Prefecture.

In the sixth year of the Duke of Luxiang (567 BC), the state of Qi destroyed Lai and built a new city around the ancient city of Laixi to replace the rule of Lai over Jiaodong.

In the Western Han Dynasty, Ting county (now in the south of Laiyang), zoulu county (now in Laixi), Changyang County (now in the middle and north of Laiyang), Changguang county (now in Laixi) and Guanyang county (now in the northwest of Haiyang) were in Laiyang.

In 277, Guanyang and Changyang were merged into Changguang county. Yuankang eight years (298) restoration of Changyang County (its site in today's territory Changshan Village South).

In the first year of Yonghui of Tang Dynasty (650), Changyang city was flooded and moved to the present Laiyang City.

In the first year of Tongguang in the later Tang Dynasty (923), Li Cunxu, the emperor of Zhuang, changed Changyang to Laiyang (that is, in Laishan, Laishan is the ancient name of Jingqi mountain).

In 1950, Laiyang district was established.

In 1956, Wendeng district and Laiyang District merged into Laiyang district.

In 1958, Laiyang district and Yantai City merged into Yantai district.

On February 20, 1987, Laiyang county was abolished and Laiyang City was established.

In 2009, Laiyang City was listed as the pilot county of financial system reform in Shandong Province.

administrative division

As of 2016, Laiyang City has 5 streets including Chengxiang street, Guliu street, fenggezhuang street, Longwangzhuang street and bolinzhuang street, and 13 towns including tuanwang Town, yuyudian Town, Xuefang Town, Jiangtuan Town, zhaowangzhuang Town, Wandi Town, tanggezhuang Town, Yangjun Town, Gaogezhuang Town, dakuang Town, shanqiandian Town, Heluo town and lugezhuang town. The municipal government is located at No.1 Jinshui road.

geographical environment

Location context

Laiyang City is located in the middle of Jiaodong Peninsula. The geographical coordinates are 36 ° 34 ′ - 37 ° 9 ′ N and 120 ° 31 ′ - 120 ° 59 ′ E. It is adjacent to Haiyang City in the East, Laixi City in the west, Qixia City and Zhaoyuan City in the north, Jimo City in the South and Dingzi Bay in the Yellow Sea in the southeast, with a total area of 1734 square kilometers and a coastline of 27.5 kilometers.

topographic features

Laiyang City is a low mountain and hilly area with gentle undulation and crisscross gullies. Due to the influence of Jiaodong back topography, the terrain inclines from north to south. In the north, East, middle, Southeast and southwest, there are unconnected low mountains and hills, belonging to the type of low mountains and hills. The valley plain and Intermountain basin plain are formed along the river and among the mountains. The mountainous area accounts for 21.5% of the total area, the hilly area accounts for 47.06%, and the plain area accounts for 31.43%. The hills are distributed around the low mountains and their extension, with an altitude of 100-300 meters. Its shale and volcanic rocks are round at the top of the hill, the slope is generally between 5 ° and 15 ° and the gully section is in "U" shape. The longitudinal slope at the bottom of the gully is gentle, and the slope alluvium is relatively developed, some of which are 5-8m thick. According to the causes of formation, it can be divided into three types of plains. The first is peneplain, distributed in the north of the yuyudian, bolinzhuang and wulongcun faults (except Laiyang basin) and the south of the dakuang tuanwang fault. Most of them are distributed in the front of hills in belts; the second is the alluvial plain of mountain valley, which is distributed in belts on both sides of Wulong River; the third is the alluvial plain of mountain basin, which is also called depression, which is distributed between the North Fault of Laiyang City and the Wulong village fault.

hydrology

Rivers in Laiyang City, due to high terrain in the north and low terrain in the south, mostly flow from the north to the south. There are 187 rivers and gullies more than 500 meters in length, of which 13 rivers with a flow length of more than 15 km (9 km in the territory), 11 of which belong to the Wulong River system, and 2 in the West belong to the Dagu River System in Laixi. Wulong River in Wulong River system is the largest river in Jiaodong. There are five tributaries of Bailong River, clam River, Qingshui River, Mohe River and Fushui River in the upper reaches, which are called Wulong River after converging at the gorge near Wulong Village. In its southward flow path, there are cuoyang River, Yudai River and Jinshui River, and then it flows into T-shaped Bay of the Yellow Sea. It flows through Zhaowang village, Guliu Town, lugezhuang Town, tuanwang Town, Jiangtuan Town, Gaogezhuang Town, Xuefang town and Yangjun town. It is 53 km long, 100-400 m wide and has a drainage area of 393.3 km2. The * River in Dagu river system is located in the northwest corner of the city. It originates from the east side of xiaotaizi village in tangezhuang Town, flows southwest to dashuicha village, meets with Donglai tributary, flows south to the East, leaves in front of Anli village, enters Laixi City, and meets Qixinghe River in the southwest. The river is 19 kilometers long, the river bed is about 40 meters wide, and the urban drainage area is 93.75 square kilometers. Qixing River, one of the tributaries of Dagu River, has two tributaries from the upper reaches. The West tributary originates from Laixi boar slope. The East tributary originates from the village of Berlin, Laixi, and the two tributaries will be located in the north of the Ma Lan village in the development area *, and will be moved from the vegetable garden to the Laixi city. The river is 12 kilometers long, the river bed is about 20 meters wide, and the drainage area is 95.5 square kilometers. All rivers and gullies in the territory are basically characterized by short flow and rapid fluctuation. In summer, the rainfall is large and concentrated, which is easy to cause floods. In spring and autumn, the rainfall is small, and the flow is often cut off.

climate

Laiyang City is located in the north temperate monsoon region. The continent degree is 64.3%, which belongs to temperate continental semi humid monsoon climate. It has the characteristics of sufficient light, four distinct seasons, frequent wind and drought in spring, hot and rainy in summer, warm day and cool night in autumn, cold and dry in winter. The average annual precipitation of Laiyang City is 800mm, the average annual temperature is 11.2 °, the average annual relative humidity is 73%, the average annual sunshine hours is 2996 hours, the average annual wind speed is 2.7m/s, and the average frost free period of Laiyang City is 173 days.

natural resources

land resource

The total land area (including inland waters) of Laiyang City is 1731.54 square kilometers, of which agricultural area is 143500 hectares, accounting for 82.85% of the total land area; construction area is 20200 hectares, accounting for 5.49% of the total land area; unused area is 9500 hectares, accounting for 5.49% of the total land area; in agricultural area, cultivated land is 81200 hectares, garden area is 27800 hectares, and forest area is 9700 hectares The water area is 3100 hectares. Among the construction land areas, the residential area and industrial and mining land area is 17200 hectares, the traffic land area is 1700 hectares, and the water conservancy facilities land area is 1250 hectares.

mineral resources

There are many kinds of mineral resources in Laiyang City, which are mainly non-metallic minerals and unevenly distributed in 18 towns. 38 kinds of mineral resources have been found, including more than 200 deposits, occurrences and mineralization points. There are 13 kinds of minerals with proven reserves, such as graphite, dolomite, phosphorus, pyrite, perlite, bentonite, marble, limestone, marble for cement, kaolin, potassium feldspar, zeolite, mineral water, etc. Among them, the proven reserves of potash feldspar are 730000 tons, the content of potassium oxide is about 14%, and the iron content is about 0.07%, which is the best potash feldspar mine in China; the reserves of bentonite are 10673100 tons, and the reserves of zeolite are 11127000 tons, both ranking the second in Shandong Province.

water resource

The average annual total amount of water resources in Laiyang City is 3709m, the available amount is 295.1 million cubic meters, and the per capita possession is 328 cubic meters. The amount of groundwater resources is 161.9 million cubic meters, and the exploitable amount is 130.2 million cubic meters.

population

By the end of 2017, Laiyang had a population of 880000.

Economics

overview

In 2016, Laiyang achieved a GDP of 35.06 billion yuan, an increase of 8.2% over the previous year at comparable prices. Among them, the added value of the primary industry was 4.78 billion yuan, an increase of 5.7%; the added value of the secondary industry was 16.09 billion yuan, an increase of 9.8%; the added value of the tertiary industry was 14.19 billion yuan, an increase of 7.3%. The proportion of three industries was adjusted from 13.8:46.7:39.5 to 13.6:45.9:40.5.

In 2016, Laiyang's fixed asset investment of more than 5 million yuan was 18.11 billion yuan, a year-on-year increase of 14.1%, of which the investment of more than 50 million yuan was 15.66 billion yuan, an increase of 21.6%.

In 2016, the total retail sales of social consumer goods in Laiyang City was 287.9%

Chinese PinYin : Shan Dong Sheng Yan Tai Shi Lai Yang Shi