Core Insights - The article discusses the recent procurement intentions released by the China National Environmental Monitoring Station, which includes three monitoring operation and maintenance projects with a total budget of 665 million yuan [2][3]. Group 1: Procurement Overview - The procurement intentions involve the operation and maintenance of the National Ambient Air Quality Monitoring Network, the operation and maintenance of National Surface Water Quality Monitoring, and technical services for special inspections of surface water and air quality [3][5]. - The expected procurement date for these projects is November 2025 [3]. Group 2: Detailed Procurement Breakdown - **National Ambient Air Quality Monitoring Network**: - The project includes operation and maintenance services for 1,618 urban automatic monitoring stations, covering daily maintenance, quality control, fault repair, annual inspections, and monitoring of hazardous air pollutants, with a budget of 281.72 million yuan [5]. - **National Surface Water Quality Monitoring**: - This project encompasses technical services for approximately 3,000 national surface water quality assessment points and the operation of over 1,600 automatic monitoring stations, with a budget of 350.68 million yuan [5]. - **Special Inspections for Surface Water and Air Quality**: - The project focuses on environmental inspections and data quality checks for key areas, including automatic monitoring stations for surface water and air quality, with a budget of 32.62 million yuan [5].