Maiji District, belongs to Tianshui City, Gansu Province. It is located in the eastern part of Tianshui city. Located in east longitude 105 ° 25 ′ ~ 106 ° 43 ′, latitude 34 ° 06 ′ ~ 34 ° 48 ′ between the east and west length of 123 kilometers, north and south of the widest point of 50 kilometers, the narrowest point of less than 5 kilometers, the whole territory of the total area of 3,480 square kilometers, Maiji District across the Yellow River, the Yangtze River Basin, the Maiji is a continental semi-moist monsoon climate, winter is not cold, no summer heat, the climate is mild, the four seasons, sunshine, moderate precipitation. The climate is mild, with four distinct seasons, abundant sunshine and moderate precipitation. As of 2022, Maiji District has 17 towns and 3 streets, as well as an economic development zone, two high-tech zones and three industrial zones. The district government is located in Daobei Street. As of 2021, Maiji District had a resident population of 552,700, a decrease of 0.34 million from the end of the previous year. Among them, the urban population is 326,600 people.
Maiji District, named after the Maiji Mountain Grottoes in its territory. In the early Qing Dynasty, Maiji was established as a county, following the Ming system.In 1985, with the withdrawal of Tianshui to establish a city, the former Tianshui County was changed to Beidao District, and on September 30, 2004, the Ministry of Civil Affairs approved the change of name to Maiji District.On September 25, 2018, Maiji District was awarded the honorary title of "2018 Comprehensive Demonstration County of E-commerce into Rural Areas" by the Ministry of Commerce. On October 22, 2018, Maiji District was selected for the 2018 National Pilot District Creation List for Integrated Development of Rural One, Two, Three Industries By the end of 2019, the whole district of Maiji District will realize the entire district's poverty alleviation.
In 2021, Maiji District realized a gross regional product of 19.37 billion yuan, up 6.7% year-on-year; the added value of industry above designated size was 6.64 billion yuan, up 8.7% year-on-year; investment in fixed assets was 10.19 billion yuan, up 6.4% year-on-year; total retail sales of consumer goods was 7.9 billion yuan, up 9.3% year-on-year; the revenue from the general public budget was 762 million yuan, up 14.11% year-on-year ; disposable income per capita of urban residents was 32,671.03 yuan, up 7.1%; disposable income per capita of rural residents was 10,075.3 yuan, up 10.8%.