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Chéngmài County (postal: Tsingmai; simplified Chinese: 澄迈县; traditional Chinese: 澄邁縣; pinyin: Chéngmài Xiàn) is an administrative district in Hainan, China. It is one of four counties of Hainan. Its postal code is 571900. In 2002, its population was 490,800.[2]

Chengmai
澄迈县
County
Chengmai
Location in Hainan
Coordinates: 19°45′7″N 110°0′57″E
CountryPeople's Republic of China
ProvinceHainan
Area
  Total2,067.6 km2 (798.3 sq mi)
Population
 (2012)
  Total565,000[1]
Time zoneUTC+8 (China standard time)

History


The first record of Chengmai County is in 110 BC, when it referred to as Guo County in one of Emperor Wu of Han's records. The county acquired its current name under the Sui Dynasty reorganisation of 607. It was also recorded during the Ming Dynasty.


Geography


Chengmai (labelled as CH'ENG-MAI 澄邁) (1962)
Chengmai (labelled as CH'ENG-MAI 澄邁) (1962)

Located in northwest Hainan, it is 56 km (35 mi) wide (east to west) and 70 km (43 mi) long (north to south). It has a total land area of 2,067.6 km2 (798.3 sq mi). Climate-wise, it is tropical with ample sunshine and moderate rainfall all year round; on average, the county receives 2060.5 hours of sunshine and 1,756 mm (69.1 in) of rain each year. The average annual temperature is 23.7 °C (74.7 °F).[3]

With a total land area of 206.7 km2 (79.8 sq mi), melons and other tropical crops are grown around the county.

More than 20 rivers flow through the county, providing 17.4×10^9 m3 (610×10^9 cu ft) of water per year.


Jinjiang Town


Jinjiang viewed from the south side of the Nandu River
Jinjiang viewed from the south side of the Nandu River

The main settlement in the county is Jinjiang. It is located directly on the north side of the Nandu River and essentially occupies the south face of a large hill. The old section is located by the river with newer buildings further up. The backside of the hill is currently under development with mostly high-rise apartments being built. Many government buildings are situated on the top of the hill. Near the centre of the hill, there is a large park.


Economy


The main industry is mining, with more than ten resources available within the county including quartz, stone, limestone, crystals, gold, silver, peat, zinc, aluminium, iron ore, kaolin, and manganese. Over 5 billion tonnes of quartz are still unmined in the county, with an average grade of 99.5% silicon. There are also nearly 11 million tonnes of limestone remaining in addition to crystal deposits 5.5 km (3.4 mi) long and 3 km (1.9 mi) wide and around 80,000,000 tonnes of kaolin.

Fish farms in Chengmai
Fish farms in Chengmai

Fishing also makes up a large part, with the county possessing 89.8 km (55.8 mi) of coastline. Apart from farm fishing, marine catches include mackerel, redfish, croaker fish, grouper, pomfret, tuna, squid, cuttlefish, lobster and shrimp, are fished in the harbour at Tu Beach. The diverse and populous fish are a result of a nutrient-rich sediment at the bottom of the harbour.


Demographics


The Han people account for 99.5% of the population of the county.


Longevity


The people of Chengmai County live to an average of 77.79 years. Among the population are 215 centenarians. The proportion of centenarians compared to the rest of the county's population, and the overall number, ranks highest of all cities and counties in China.[1][4]

Of the total 565,000 people living in the county, 18,500 are more than 80 years old, 896 of which are couples.[1][4]


Climate


Climate data for Chengmai (1981−2010)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year
Record high °C (°F) 34.0
(93.2)
37.9
(100.2)
40.4
(104.7)
39.6
(103.3)
41.1
(106.0)
39.4
(102.9)
38.6
(101.5)
38.2
(100.8)
36.8
(98.2)
34.3
(93.7)
35.9
(96.6)
32.0
(89.6)
41.1
(106.0)
Average high °C (°F) 23.0
(73.4)
24.1
(75.4)
28.0
(82.4)
31.3
(88.3)
32.8
(91.0)
33.6
(92.5)
34.0
(93.2)
33.2
(91.8)
31.4
(88.5)
29.4
(84.9)
26.5
(79.7)
23.2
(73.8)
29.2
(84.6)
Daily mean °C (°F) 17.9
(64.2)
19.1
(66.4)
22.2
(72.0)
25.6
(78.1)
27.3
(81.1)
28.3
(82.9)
28.5
(83.3)
27.9
(82.2)
26.6
(79.9)
24.8
(76.6)
21.6
(70.9)
18.3
(64.9)
24.0
(75.2)
Average low °C (°F) 14.6
(58.3)
15.9
(60.6)
18.6
(65.5)
21.8
(71.2)
23.6
(74.5)
24.6
(76.3)
24.6
(76.3)
24.6
(76.3)
23.6
(74.5)
21.8
(71.2)
18.4
(65.1)
14.9
(58.8)
20.6
(69.1)
Record low °C (°F) 3.7
(38.7)
5.6
(42.1)
6.0
(42.8)
14.1
(57.4)
16.2
(61.2)
19.7
(67.5)
21.5
(70.7)
21.3
(70.3)
18.2
(64.8)
12.7
(54.9)
8.3
(46.9)
2.0
(35.6)
2.0
(35.6)
Average precipitation mm (inches) 17.9
(0.70)
34.3
(1.35)
44.3
(1.74)
88.2
(3.47)
227.7
(8.96)
228.7
(9.00)
232.0
(9.13)
301.9
(11.89)
302.8
(11.92)
203.9
(8.03)
60.1
(2.37)
32.2
(1.27)
1,774
(69.83)
Average relative humidity (%) 86 87 84 83 84 84 83 86 88 87 86 85 85
Source: China Meteorological Data Service Center[5]

See also



References



Citations


  1. "In Hainan's Chengmai county, age is not a problem". Chinadaily.com.cn. Retrieved 3 October 2017.
  2. "Chengmai County official website". Chengmai County People's Government. 2002. Archived from the original on 2008-05-17. Retrieved 2008-10-14.
  3. "Chengmai County official website". Chengmai County People's Government. 2001. Archived from the original on 2008-05-17. Retrieved 2008-10-14.
  4. "Where longevity is longstanding". Chinadaily.com.cn. Retrieved 3 October 2017.
  5. 中国地面气候标准值月值(1981-2010) (in Simplified Chinese). China Meteorological Data Service Center. Retrieved 7 November 2022.

Sources





На других языках


[de] Chengmai

Chengmai (澄迈县; Pinyin: Chéngmài Xiàn) ist ein chinesischer Kreis im Norden der Provinz Hainan. Sein Hauptort ist die Großgemeinde Jinjiang 金江镇.
- [en] Chengmai County

[fr] Xian de Chengmai

Le xian de Chengmai (澄迈县 ; pinyin : Chéngmài Xiàn) est un district administratif de la province chinoise insulaire de Hainan. Il est administré directement par la province.

[ru] Чэнмай

Чэнма́й (кит. упр. 澄迈, пиньинь Chéngmài) — уезд провинциального подчинения провинции Хайнань (КНР).



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