Group 1 - The article highlights the successful resolution of a complex environmental complaint case by the Environmental Protection Bureau of Anyang City, which reflects the public's expectation for a robust environmental complaint mechanism [1] - The bureau utilized various methods such as day-and-night inspections, surprise checks, and drone tracing to confirm the absence of illegal wastewater discharge, demonstrating a proactive approach to environmental governance [1][2] - The case emphasizes the importance of public participation in the verification process, as the bureau allowed the complainant to witness the excavation of disputed pipelines, thereby enhancing transparency and trust [1][3] Group 2 - The article identifies several challenges faced by local authorities in handling environmental complaints, including insufficient technical means, lack of transparency in the investigation process, and inadequate recognition of external supervision [2] - It suggests that many local units tend to focus solely on surface-level environmental issues without addressing deeper conflicts such as neighborhood disputes or economic interests, which can lead to recurring complaints [2][4] - The article advocates for the integration of modern technology in complaint investigations, such as drone surveillance and online monitoring, to establish a solid factual basis for resolving issues [3][4] Group 3 - The article calls for a people-centered approach in enhancing the effectiveness of environmental complaint handling, emphasizing the need for public engagement and transparent communication [3] - It proposes the establishment of a "deep investigation" mechanism to understand the underlying social and economic factors contributing to environmental complaints, promoting collaboration among various local organizations [4] - The article stresses the importance of embracing external supervision as a means to improve regulatory compliance and internal processes within environmental governance [3]