Nan'an Dongyi Sewage Treatment Plant is located in Xilin Village, Hongze Town, covering a total area of 86.6 acres. The project's long-term total construction scale is 80,000 tons/day. The service scope of the project covers Hongze Town, Kangmei and Xuefeng Economic Development Zone. The project was completed in October 2014 and was officially put into use in January 2016. It implements the Grade A A discharge standard of "Emission Standards for Urban Wastewater Treatment Pollutants" (GB18918 2002); the sewage discharge port is equipped with online monitoring instruments and monitoring data Networked with the Fujian Province Pollution Source Automatic Monitoring and Monitoring Platform for real-time monitoring of effluent water quality.