Dongming County, under the jurisdiction of Heze City, Shandong Province, is located in the southwest of Shandong Province, the west of Heze City, located in the Yellow and Huaihe plain, is a temperate continental subhumid monsoon climate, adjacent to 5 districts, counties, a total area of 1370 square kilometers. As of October 2021, Dongming County has jurisdiction over 2 subdistricts, 10 towns and 2 townships. According to the 7th national census data, as of midnight on November 1, 2020, the permanent population was 760,956.

Qin, Ying Zheng east swim to Hu-Jie, "haze fog four plug, can not enter", so the name for the east faint; In the first year of its founding (9 years), it was changed to the East Ming Dynasty. Seventeen years of the Republic of China (1928), Hebei Province; In August 1945, the establishment of Dongming County was restored. In June 2000, Dongming County belongs to Heze City. The main scenic spots in Dongming County are Heze Yellow River Water Conservancy Scenic Spot, Shandong Dongming Yellow River National Wetland Park, Zhuangzi Cultural Wetland Park, Dongming Martyrs Cemetery, Dacheng Hall of Confucian Temple. On June 30, 2020, Dongming County was selected into the "second batch of Counties for the Protection and Utilization of Revolutionary Cultural Relics List". On July 15, 2021, Dongming County was selected into the "List of the fourth batch of counties (districts) that meet the standards of water-saving social construction". On September 8, 2021, Dongming County was selected into the "county (city, district) Pilot list of roof distributed photovoltaic development".

In 2021, the GDP of Dongming County reached 48.449 billion yuan, an increase of 8.9%; The ratio of the added value of the primary, secondary and tertiary industries is 7.8:61.7:30.5.