Population: 7.01 million
Urban population: 1.8 million
Nationalities: Han , Li, and Miao

Area: 34,000 square kilometers
Coastline : 1,580 kilometers

Climatic features: Situated between the 21st and 4th parallels north latitude, Hainan Province has a tropical maritime climate with high temperatures all year round. It is hard to distinguish the seasons. In the South China Sea Islands, the coldest month is February, with an average temperature of 22.9'C; the hottest month is August, with a 29.5'C average. Precipitation is heavy and evenly distributed throughout the year.

Physical features: Hainan Island, also known as Qiong'ai, is the second largest island in China with an area of 32,000 square kilometers. The parallel Wuzhi and Limu Mountains dominate the central area, taking up one third of the whole island. Lowlands surround the mountains except on the southern coast, where precipices meet the South China Sea. The Qiongzhou Strait separates the Hainan Island from the mainland. Over 20 kilometers wide, the Qiongzhou Strait connects the Beibu Bay to the South China Sea.

The South China Sea Islands refer to all the islands, shoals, rocks, reefs, and shallows in the South China Sea. They are divided into four groups: Dongsha in the north; Xisha in the west; Zhongsha in the center, including Huangyan Island; and Nansha in the south, ending at the Zengmu Reef. The territory stretches 1,800 kilometers from north to south and over 900 kilometers from east to west.

Mountains: Wuzi Mountains and Limu Mountains, their main peaks are 1,867 and 1,412 meters above sea level, respectively.

Products: Hainan Province's natural resources include iron, salt, mined in Yinggehai on Hainan Island; petroleum from the South China Sea; minerals from the seabed; tropical plants, and all kinds of aquatic products. Xisha and its neighboring areas are a rich fishing ground. The islands are a haven for birds, whose abundant droppings are collected for natural fertilizer.

 Administrative divisions: 3 cities, 9 counties, and 7 autonomous counties.

Neighboring countries: the Philippines in the east, Malaysia and Brunei in the south, Indonesia (Natuna Islands) in the southwest, and Vietnam in the west.

Capital: Haikou

Special Note: Hainan Province is China's newest administrative division on the provincial level. It was formally established by the Seventh National People's Congress in April 1988. Consisting of Hainan Island and the South China Sea Islands, it is the smallest province.