Jalaid Banner is located in the northeast of the autonomous region, in the transition zone extending from the southern foot of the Greater Khingan Mountains to the Songnen Plain, and at the junction of Heilongjiang, Jilin and Inner Mongolia. The banner covers an area of 11,837 square kilometers, with jurisdiction over 8 towns, 2 townships, 3 Sumu and 1 township state breeding farm, 196 Gacha villages and 684 natural townships. According to the 7th census data, as of midnight on November 1, 2020, the permanent population of Jalaid Banner was 315,153.

In 2016, the GDP of the whole Banner reached 9.348 billion yuan, up 8.2 percent year on year. On April 18, 2019, the People's Government of Inner Mongolia Autonomous Region decided: Jalaid Banner was removed from the poverty-stricken banner county sequence.

In December 2019, it was selected into the seventh batch of national demonstration units for Ethnic unity and progress. On December 31, 2019, it was selected as a national typical county for rural innovation and entrepreneurship. In 2019, Jalaid Banner realized the GDP of 9638.97 million yuan. On August 2, 2021, with the approval of Leading Group for Rural Work of the CPC Central Committee, Jalaid Banner was confirmed as the key aid banner county of National Rural revitalization.