Lancang County
History
In 1988, the county was struck by a magnitude 7.6 earthquake. It was followed by a second damaging event shortly after. The two events killed a total of 939 people.
Administrative divisions
Lancang Lahu Autonomous County comprises five towns, nine townships and six ethnic townships.
- Towns
- Townships
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- Ethnic townships
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Ethnic groups
A large portion of the population are of Lahu ethnicity, and Lahu language is one of the official languages in the county.
The Akha language, whose speakers are officially classified as Hani people, is also spoken in Lancang County. Ethnic Hani townships include Fazhan 发展河哈尼族乡 and Jiujing 酒井哈尼族乡 townships. Menglang 勐朗镇 and Huimin 惠民镇 were formerly ethnic Hani townships, but are now towns (镇).
The Bisu language is spoken in the townships of Zhutang 竹塘乡 (in Dazhai 大寨, Laomian 老面 village; see Laomian language), Laba 拉巴乡, Donglang 东朗乡, and Fubang 富邦乡.
Yi people also live in Lancang County, and are found in Qianliu Ethnic Yi Township 谦六彝族乡.
The Aciga 阿茨戛 people of Lancang County numbered about 50 individuals as of 1960, and are located in Yakou Township 雅口乡 and Nanxian Township 南现乡 (You 2013:134). Their original language has become extinct, and the Aciga now speak Chinese and Yi. The Aciga are currently classified by the Chinese government as ethnic Yi.
Two dialects of the Wa language are spoken in Lancang County.
- Aishi 艾师 subdialect of Baraoke (pa̱ rauk, pa̱ ɣaɯk, 巴饶克) in Donghe 东河, Wendong 文东, Shangyun 上允, Xuelin 雪林
- Xiyun 细允 subdialect of Awa (Ava, ʔa vɤʔ, 阿佤) in Xiyun 细允 village of Donghui 东回
Wa townships include Xuelin 雪林佤族乡, Ankang 安康佤族乡, and Wendong 文东佤族乡 ethnic Wa townships.
Bulang people are located in:
- Huimin Township 惠民乡: Manjing 蛮景, Manhong 蛮洪, Wengji 翁机, Wengwa 翁洼
- Qianliu Township 谦六乡: Dagang 打岗, Dagun 打滚, Machang 马厂, Danao 大脑
- Dongwen Township 文东乡: Shuitang 水塘, Jiuku 旧苦, Pasai 帕赛 (in Nagongzhai 那巩寨), Nasai 那赛
Geography and climate
Lancang County is located in southwestern Yunnan below the Tropic of Cancer, spanning latitude 22°01'−23°16' N and longitude 99°29'−100°35' E and an area of 8,807 km (3,400 sq mi), making it the second-largest county in the province in terms of area. It has an international border with Burma's Shan State totaling 80.563 km (50.060 mi) in length. It is heavily mountainous and situated among the Hengduan Mountains, with the elevation ranging from 2,516 m (8,255 ft) at Mount Malihei (麻栗黑山) in Xincheng Township (新城乡) to 578 m (1,896 ft) in Yakou Township (雅口乡).
Lancang County contains elements of both a tropical wet and dry climate and a humid subtropical climate (Köppen Aw and Cwa, respectively), and is generally humid. Summer is long and there is virtually no "winter" as such; instead, there is a dry season (December thru April) and wet season (May thru October). A drier heat prevails from February thru early May before the onset of the monsoon from the Indian Ocean. The monthly 24-hour average temperature ranges from 13.6 °C (56.5 °F) in January to 23.6 °C (74.5 °F) in June, while the annual mean is 19.73 °C (67.5 °F). Rainfall totals about 1,586 mm (62 in) annually, with nearly 70% of it occurring from June to September, when relative humidity averages above 85%. With monthly percent possible sunshine ranging from 24% in July to 70% in February, the county receives 2,116 hours of bright sunshine annually.
| Climate data for Lancang, elevation 1,055 m (3,461 ft), (1991–2020 normals, extremes 1971–2010) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 29.4 (84.9) |
33.2 (91.8) |
33.8 (92.8) |
36.3 (97.3) |
36.8 (98.2) |
35.1 (95.2) |
33.6 (92.5) |
33.6 (92.5) |
33.0 (91.4) |
33.0 (91.4) |
30.4 (86.7) |
29.3 (84.7) |
36.8 (98.2) |
| Mean daily maximum °C (°F) | 24.0 (75.2) |
26.2 (79.2) |
29.1 (84.4) |
30.9 (87.6) |
30.5 (86.9) |
29.2 (84.6) |
28.1 (82.6) |
28.8 (83.8) |
28.9 (84.0) |
27.7 (81.9) |
25.5 (77.9) |
23.3 (73.9) |
27.7 (81.8) |
| Daily mean °C (°F) | 13.9 (57.0) |
15.8 (60.4) |
18.9 (66.0) |
21.7 (71.1) |
23.3 (73.9) |
23.8 (74.8) |
23.4 (74.1) |
23.5 (74.3) |
22.9 (73.2) |
21.1 (70.0) |
17.7 (63.9) |
14.6 (58.3) |
20.0 (68.1) |
| Mean daily minimum °C (°F) | 7.6 (45.7) |
8.2 (46.8) |
11.1 (52.0) |
14.8 (58.6) |
18.4 (65.1) |
20.9 (69.6) |
21.0 (69.8) |
20.8 (69.4) |
19.9 (67.8) |
17.7 (63.9) |
13.4 (56.1) |
9.7 (49.5) |
15.3 (59.5) |
| Record low °C (°F) | −1.0 (30.2) |
1.8 (35.2) |
2.6 (36.7) |
6.6 (43.9) |
12.0 (53.6) |
16.3 (61.3) |
15.6 (60.1) |
15.3 (59.5) |
11.2 (52.2) |
7.8 (46.0) |
2.9 (37.2) |
−1.4 (29.5) |
−1.4 (29.5) |
| Average precipitation mm (inches) | 30.1 (1.19) |
12.5 (0.49) |
25.8 (1.02) |
52.8 (2.08) |
133.3 (5.25) |
240.1 (9.45) |
345.3 (13.59) |
294.8 (11.61) |
184.4 (7.26) |
162.5 (6.40) |
56.8 (2.24) |
22.9 (0.90) |
1,561.3 (61.48) |
| Average precipitation days (≥ 0.1 mm) | 3.5 | 2.6 | 4.4 | 9.6 | 16.3 | 24.1 | 27.7 | 25.3 | 19.8 | 15.0 | 7.1 | 3.9 | 159.3 |
| Average relative humidity (%) | 74 | 67 | 62 | 64 | 72 | 81 | 85 | 84 | 82 | 82 | 80 | 79 | 76 |
| Mean monthly sunshine hours | 225.0 | 240.3 | 253.6 | 238.9 | 208.9 | 131.5 | 96.9 | 125.8 | 151.5 | 163.7 | 182.1 | 190.5 | 2,208.7 |
| Percent possible sunshine | 66 | 74 | 68 | 63 | 51 | 33 | 24 | 32 | 42 | 46 | 55 | 57 | 51 |
| Source 1: China Meteorological Administration | |||||||||||||
| Source 2: Weather China | |||||||||||||
Transportation
- China National Highway 214
- The Lancang Jingmai Airport (IATA: JMJ) opened on 26 May 2017.
References
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