Sanming City, a prefecture-level city under the jurisdiction of Fujian Province, is located in the west and northwest of Fujian Province, between 25 ° 30 ′ - 27 ° 07 ′ N and 116 ° 22 ′ - 118 ° 39 ′ E. It borders Fuzhou City in the east, Jiangxi Province in the west, Quanzhou City in the southeast, Longyan City in the southwest, and Nanping City in the north, with a total area of 22965 square kilometers. By the end of 2021, Sanming City has jurisdiction over 2 districts and 8 counties, and is in charge of 1 county-level city. The municipal government is located at No. 412, Xinshi North Road, Sanyuan District. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent resident population of Sanming City was 2486450.

From the winter of 1949 to the spring of 1950, all parts of Sanming territory were successively liberated. In July 1956, Sanyuan County and Mingxi County merged to form Sanming County, which is under the Nanping Special Administration. In January 1960, the Preparatory Committee of Sanming People's Commune was renamed as Sanming Municipal People's Committee (Sanming City under provincial jurisdiction). In November 1961, the system of Sanming County was restored. In May 1963, the State Council approved the establishment of the Sanming Commission, which reduced Sanming City to a prefectural city. In April 1983, with the approval of the State Council, Sanming City, which was originally under the jurisdiction of the province, was changed into a city under the jurisdiction of the province, and the Sanming District Administrative Office was abolished. Sanming is rich in products and is the main grain producing area, key forest area, tourist area, old revolutionary base and emerging industrial base of Fujian; It is also a civilized city in China. Sanming has a profound cultural heritage. It is the source of Fujian people, the source of Minjiang River, the source of Fujian learning, and the source of Fujian teachers. It is also the famous ancestral land of Hakka and the red earth. Zhu Xi, Yang Shi, Luo Congyan, Huang Shen, Yi Bingshou and other historical and cultural celebrities were born here. Mao Zedong, Zhou Enlai, Zhu De and other older revolutionaries have engaged in important revolutionary practices in Sanming.

In 2021, the gross regional product (GDP) of Sanming City will be 295.347 billion yuan, an increase of 5.8% over the previous year, of which the added value of the primary industry will be 32.509 billion yuan, an increase of 5.8%; The added value of the secondary industry was 150.335 billion yuan, up 4.0%; The added value of the tertiary industry was 112.503 billion yuan, up 8.0%.