Cheng County
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Cheng County
成县 | |
|---|---|
| Chifeng Mountain National Forest Park Chifeng Mountain National Forest Park | |
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| Coordinates: Lua error in Module:Coordinates at line 489: attempt to index field 'wikibase' (a nil value). | |
| Country | China |
| Province | Gansu |
| Prefecture-level city | Longnan |
| County seat | Chengguan (城关镇) |
| Area | |
• Total | 1,780 km2 (690 sq mi) |
| Population (2019) | |
• Total | 246,900 |
| • Density | 139/km2 (359/sq mi) |
| Time zone | UTC+8 (China Standard) |
| Postal code | 742500 |
| Website | www |
Cheng County or Chengxian (simplified Chinese: 成县; traditional Chinese: 成縣; pinyin: Chéng Xiàn) is a county under the administration of Longnan City, in southeastern Gansu Province of China. It has a land area of 1,780 square kilometers and a population of 250,000 in 2004. The postal code is 742500, and the county seat is located in Chengguan Town.
Economy
[edit | edit source]Located between mountains, it has a temperate climate, favourable for agriculture. The mountains have lead and zinc ore deposits.[1] In January 2021, the Qingni River in Chengxian was found to be polluted with thallium from zinc production wastewater.[2]
Chengxian is noted for its walnut production. Chengxian walnuts were designated a protected origin product in China in 2014.[3]
Administrative divisions
[edit | edit source]Cheng County is divided to 14 towns and 3 townships.[4]
- Towns
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- Towns are upgraded from Township.
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- Townships
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-Former Townships are merged to other.
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Climate
[edit | edit source]| Climate data for Chengxian, elevation 970 m (3,180 ft), (1991–2020 normals, extremes 1981–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 16.3 (61.3) |
20.8 (69.4) |
28.6 (83.5) |
32.5 (90.5) |
34.0 (93.2) |
37.2 (99.0) |
36.5 (97.7) |
36.3 (97.3) |
35.4 (95.7) |
27.7 (81.9) |
22.8 (73.0) |
15.2 (59.4) |
37.2 (99.0) |
| Mean daily maximum °C (°F) | 5.9 (42.6) |
9.2 (48.6) |
14.7 (58.5) |
21.0 (69.8) |
24.7 (76.5) |
28.1 (82.6) |
29.8 (85.6) |
28.6 (83.5) |
23.1 (73.6) |
17.5 (63.5) |
12.1 (53.8) |
6.9 (44.4) |
18.5 (65.3) |
| Daily mean °C (°F) | 0.0 (32.0) |
3.4 (38.1) |
8.2 (46.8) |
13.6 (56.5) |
17.5 (63.5) |
21.4 (70.5) |
23.7 (74.7) |
22.7 (72.9) |
18.0 (64.4) |
12.5 (54.5) |
6.6 (43.9) |
1.0 (33.8) |
12.4 (54.3) |
| Mean daily minimum °C (°F) | −4.0 (24.8) |
−0.9 (30.4) |
3.2 (37.8) |
7.6 (45.7) |
11.6 (52.9) |
15.9 (60.6) |
19.0 (66.2) |
18.4 (65.1) |
14.6 (58.3) |
9.2 (48.6) |
2.8 (37.0) |
−3.0 (26.6) |
7.9 (46.2) |
| Record low °C (°F) | −12.7 (9.1) |
−11.1 (12.0) |
−9.6 (14.7) |
−3.8 (25.2) |
−0.1 (31.8) |
4.7 (40.5) |
11.4 (52.5) |
10.4 (50.7) |
4.5 (40.1) |
−4.8 (23.4) |
−8.9 (16.0) |
−14.7 (5.5) |
−14.7 (5.5) |
| Average precipitation mm (inches) | 6.6 (0.26) |
9.0 (0.35) |
21.0 (0.83) |
40.6 (1.60) |
63.7 (2.51) |
80.0 (3.15) |
119.9 (4.72) |
113.6 (4.47) |
94.1 (3.70) |
56.5 (2.22) |
15.0 (0.59) |
3.4 (0.13) |
623.4 (24.53) |
| Average precipitation days (≥ 0.1 mm) | 6.3 | 6.9 | 8.7 | 9.5 | 11.8 | 11.6 | 12.1 | 12.4 | 13.9 | 13.8 | 7.7 | 4.3 | 119 |
| Average snowy days | 9.2 | 5.3 | 1.4 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 1.1 | 4.2 | 21.4 |
| Average relative humidity (%) | 70 | 69 | 66 | 67 | 71 | 72 | 75 | 78 | 83 | 83 | 79 | 73 | 74 |
| Mean monthly sunshine hours | 117.2 | 101.1 | 134.9 | 164.9 | 180.4 | 165.5 | 169.8 | 159.1 | 91.7 | 89.6 | 99.3 | 121.7 | 1,595.2 |
| Percentage possible sunshine | 37 | 32 | 36 | 42 | 42 | 39 | 39 | 39 | 25 | 26 | 32 | 40 | 36 |
| Source: China Meteorological Administration[5][6] | |||||||||||||
Transportation
[edit | edit source]Longnan Chengzhou Airport opened in 2018 and offers domestic flights. The Tianshui–Longnan railway started construction in 2020 and will be the first railway to serve the county.
China National Highway 567 and G7011 Shiyan–Tianshui Expressway are the main roads connecting the county.
References
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