Which city and district does Tunchang belong to?
2. Tunchang is located in the north of the central part of Hainan Island, north latitude 19 degrees 08 minutes to 19 degrees 3 1 minute, east longitude 109 degrees 45 minutes to10 degrees 15 minutes. It borders Ding 'an County and qionghai city in the east, Qiongzhong County in the south and Chengmai County in the northwest. It is 55 kilometers long from north to south and 52 kilometers wide from east to west, with an area of 123 1.5 square kilometers, accounting for 3.6% of Hainan's land area. Tunchang is a hilly area with high terrain in the south and low terrain in the north. There are mountains in the east and west, which account for 5% of the county's total area, hills account for 85%, and others account for 10%.
Tunchang is located in the hilly area at the northern foot of Wuzhishan. ? Tunchang scenery is high in the southwest, low in the northeast and relatively flat in the middle. Limu Mountain and Wuzhishan Mountain in the territory are inclined to the northeast wave respectively, forming residual veins of Jizuiling-Sidingling and Nanlvling-Haizhu Mountain, which generally surround Maple, Wupo, Poxin and Tunchang Qiugu Basin in the west, south and east.
4. According to the classification standard of landforms, Tunchang landforms can be divided into four categories: charming peak plain area, starting from Hongling, Baishiling and Yangjiaoling in the north, with an altitude of about 200 meters; East to Daling, Dapingling and Nanlvling, with an altitude of 328-778 meters; West to Niuguling, Chunhua Ling, Yunling, Lingweiling, Beijiling and other foothills, with an altitude of 224 meters to 480 meters; South to Poliao, Guanlang and Huanggupo villages (the mountains near the south are also between 250 meters and 500 meters), spanning most of the south-central part of Nanlv Town. More than 80% of the whole area is a plain with a slope below 3, with only a few gentle slopes of 5 ~ 7, and their relative heights are all within 20 meters. This kind of land accounts for 10.4% of the total area of tunchang.
5. Tunchang County has a tropical monsoon climate, with little change in four seasons, long summer without winter, high temperature and rainy weather, and distinct dry and wet seasons. Long sunshine time, annual sunshine 1900-2 100 hours; Adequate rainfall, annual precipitation 1960-2400 mm; Temperature distribution: the annual average temperature is 23. 1℃-23.6℃, the hottest July average temperature is 27℃-29℃, and the coldest June average temperature is 16℃- 18℃. There is plenty of sunshine and heat throughout the year, and there are few natural disasters. Typhoons are mainly concentrated in July-September, but have little impact on the county seat.