|Prefecture||24 July 2012|
|City seat||Woody Island|
|• CPC Municipal Party Secretary||Fu Zhuang (符戆)|
|• Mayor||A Dong (阿东)|
|• Land||< 13 km2 (< 5 sq mi)|
|• Water||~2,000,000 km2 (~772,000 sq mi)|
|Time zone||UTC+8 (China Standard Time)|
|Territorial Dispute: There are on-going territorial disputes in the entire area covered by the city, whose administrative authority is not internationally recognized.|
|Literal meaning||three sands (referring to the Chinese names for the three island groups)|
In 2012, the city was established to administer several uninhabited island groups and undersea atolls in the South China Sea, including the Spratly and Paracel Islands as well as the Macclesfield Bank.
The area of city includes disputed territory not controlled by China.
The city plans to develop virtual economic activity. In early 2013, there were 11 companies that have registered in Sansha. They are paying tax in Sansha.
- 1911: Guangdong Provincial Government of PRC claims the Xisha Islands as part Hainan's Yaxian County
- 1959: PRC sets up the Guangdong Province administrative office for Xisha, Nansha and Zhongsha islands
- 1984: Hainan Administrative Region was set up
- 1988: Hainan Province was set up to take over the administrative office
- 2012: Sansha City established
The first mayor of the city was elected by a People’s Congress with 45 delegates.
The city has a court of justice and a clinic. A kindergarten and a school are being planned.
- "三沙概览". sansha.gov.cn. Government of Sansha. Archived from the original on 31 January 2019. Retrieved 13 March 2015. not including the floating population of 2,000 and more; only residents are counted
- "US criticises China garrison," Bangkok Post, 4 August 2012; retrieved 2013-4-17.
- "New city established on Yongxing Island," "China Daily" (PRC). 24 July 2012; retrieved 2013-4-29.
- "China sets up Sansha City to administer South China Sea islands," Sina, 21 June 2012; retrieved 2013-4-17.
- Perlez, Jane. "China Sends Troops to Disputed Islands," New York Times, July 24, 2012; retrieved 2013-4-17.
- Boehler, Patrick. "Mayor: South China Sea city ‘could become Chinese business hub’," Archived 2013-05-13 at the Wayback Machine Asian Correspondent (UK). March 10, 2013; retrieved 2012-4-23.
- "China's Jurisdiction over the South China Sea," Beijing Review, July 3, 2012;; retrieved 2013-4-17.