Cangshan District, under the jurisdiction of Fuzhou City, Fujian Province, is located in the south of the main urban area of Fuzhou City, surrounded by rivers, and governs the whole Nantai Island. Minjiang River in the north faces Gulou, Taijiang, Jin 'an and Mawei across the river, Mawei Port in the east is 7.6 1 nautical mile from the sea, and Wulong River in the south is connected with Changle and Minhou. Between 2515' and 26 39' north latitude and118'-120 31'east longitude, the area is 142 square kilometers, plus the land area.

Cangshan District belonged to Fujian County and Houguan County in Fuzhou in ancient times, and was named after the salt warehouse. Cangshan was called Tengshan in ancient times. During the Hongwu period of the Ming Dynasty, there was a salt warehouse at the northern foot of the mountain, commonly known as the front of the salt warehouse, and Tengshan was also called Zangqianshan for short, hence the name of the district.

Historical evolution:

Cangshan in Tang Dynasty belonged to Min County and Houguan County. From Song Dynasty to the middle of Ming Dynasty, it belonged to Min County and Huai 'an County. In the eighth year of Wanli in Ming Dynasty (1580), Huai 'an County was merged into Houguan County, and Cangshan County belonged to Min County and Houguan County. It is bounded by Longfeng Mountain and Wangbeitai, belonging to Min County in the east and Houguan County in the west.

In the second year of the Republic of China (19 13), Min County and Houguan County merged to form Minhou County, and Cangshan County was subordinate to Minhou County. In the sixth year of the Republic of China (19 17), the Fuzhou Provincial Police Department was established, and Cangshan territory was administratively under the dual jurisdiction of Minhou County and the Fifth Department of the Provincial Police Department. In the 34th year of the Republic of China (1945), Fuzhou National Government was established, and Cangshan District Office was established.

1.996 1.06, the division adjustment of Fuzhou, and the five towns of Cangshan, Gaishan, Chengmen, Jianxin and Luozhou in Jin 'an District were classified as Cangshan District, and the jurisdiction was extended to the whole Nantai Island, with an area of 1.42 square kilometers.