Hainan Overview

The Hainan Province is called Qiong for short, was called Zhuya, Qiongzhou or Qiongya in the past. It locates in the south side of the motherland, is a bright pearl of the South China Sea. It marks out boundary with the Qiongzhou Strait with Guangdong in the north, faces to the Vietnam Democracy Republic and gets close to the northern gulf in the west, is close to the South China Sea and faces with Taiwan mutually in the east; the southeast and south sides are neighbors with Philippines, Brunei and Malaysias in South China Sea. Hainan Island presents the oval heavy snow pear from the northeast to the southwest; it is about 200 kilometers long from the northeast to the southwest. The breadth is about 180 kilometers from northwest to the southeast, the total area which doesn't include the satellite islands is 33,900 square kilometers, is the second biggest island only next to Taiwan Island in our country. The wreath island coast line is 1528 kilometers long; there are 68 the size bays, the surrounding region that is 5 meters deep to 10 meters deep amounts to 2330.55 square kilometers, which is 6.8% of the land area. The tropical area in Hainan Island has 42.4% of the total area of the national tropical area.
The Hainan Province includes 2 ground-class cities which are Haikou and Sanya, 7 county-class cities which are Tongshen, Chanzhou, Qiongshan, Qionghai, Wenchang, Wanning and Dongfang, 4 counties which are Anding, Chengmai, Lingao and Tunchang, 6 national autonomy counties which are Baotinglizumiaozu, Qiongzhonglizumiaozu, Baishalizu, Lingshuilizu, Changjianglizu and Ledonglizu and three isles of Xisha, Nansha and Zhongsha which are governed by the southwest and medium Sha Isle Office and the sea area of 2,100,000 square kilometers. It marks out boundary with the Qiongzhou Strait with Guangdong in the north, faces to the Vietnam Democracy Republic and gets close to the northern gulf in the west, is close to the South China Sea and faces with Taiwan mutually in the east; the southeast and south sides are neighbors with Philippines, Brunei and Malaysias in South China Sea. The geography of Hainan Island is high central part, low sides, the whole geography presented the wreath form layer form by the mountainous country, mound, mesa, plain to distribute. The areas of mountainous country and the mound have 71.3% of the area of the whole island. The main rivers contain Nandu River, Changhua River, Wanquan River etc., these rivers all rise in the area of Wuzhi Mountain, go into the sea toward all sides.
The Hainan is the place that most has the special features of tropical ocean climate: It is warm and hot in the whole year, the volume of rain is abundant, the dry and wet season are obvious, the often breeze is heavier, the tropical storm and typhoon are multifarious, the weather resources are diverse. The winter and spring in Hainan are dry, the dry quarter is from November to the next April or May, and it is 6 to 7 months long. The precipitation rain fall of summer and autumn are much, the raining season is from May to October, the total rainfall is 1500 millimeters or so, has 70% to 90% of the rainfall of whole year. Rain source contains frontal surface rain, hot thunder-storm, typhoon rain...etc.