Suiyang County belongs to Zunyi City of Guizhou Province. Located in the northern part of Guizhou Province, in the middle part of Dalou Mountain range, Suiyang County is 75 kilometers long from north to south and 56 kilometers wide from east to west, with a total area of 2,566 square kilometers, accounting for 1.45% of the total area of Guizhou Province and 8.28% of the total area of Zunyi City. Meitan to the east, Huichuan District to the south, Tongzi to the west, Zheng 'an to the north. As of August 2014, Suiyang County has jurisdiction over 12 towns, 3 townships, 108 administrative villages, 11 communities, 1 provincial economic development zone, 1 municipal industrial park and 1 county-level industrial park. According to the seventh census data, as of midnight on November 1, 2020, the permanent population of Suiyang County was 379,677.

Suiyang County is a subtropical humid monsoon climate, water and heat in the same season. Mineral resources are: coal, iron, sulfur iron potassium, lead zinc, gypsum ore, China clay ore and dozens of kinds.

In 2020, the GDP of Suiyang County reached 10.59 billion yuan, an increase of 6.5%.