Group 1 - The core issue involves severe pollution in the Heishui River in Suixi County, Anhui Province, affecting agricultural irrigation due to black and odorous water flowing into the Daping Plain irrigation area [1][4] - A joint investigation team was established by local authorities, including departments of ecological environment, agriculture, and water resources, to address the reported pollution [1][4] - Initial investigations confirmed the validity of the complaints, leading to immediate remediation actions such as building dikes to intercept waste, pumping out sewage, and ecological restoration [1][4] Group 2 - The Baishan Modern Agricultural Comprehensive Development Demonstration Zone, established in 2021, is located in Suixi County and focuses on agriculture, food processing, and logistics, covering an area of 102.6054 hectares [4] - The area has 55 enterprises in its food industrial park and 17 large-scale industrial enterprises, indicating a significant agricultural and industrial presence [4] - Local authorities are taking disciplinary actions against responsible officials, including the suspension of the person in charge of the regulatory oversight for the agricultural zone [1][4]