Group 1 - The Fudan University Sustainable Development Research Center released the carbon price index for May 2025, indicating expected buy and sell prices for national carbon emission allowances (CEA) at 78.37 CNY/ton and 82.66 CNY/ton respectively, with a midpoint of 80.52 CNY/ton [1] - The buy price index decreased by 7.70%, the sell price index decreased by 7.32%, and the midpoint price index decreased by 7.51% [1] Group 2 - The research center provided price expectations for green certificates (GEC) for 2024 and 2025, with the price for centralized projects in May 2025 expected to be 5.20 CNY/unit, showing a significant increase compared to previous months [2] - The price for distributed projects in May 2025 is expected to be 4.87 CNY/unit, and for biomass power generation, it is expected to be 4.48 CNY/unit, indicating an overall increase in green certificate prices [2] Group 3 - The National Energy Administration announced the launch of the green certificate cancellation function, enhancing the transparency and regulation of the green power consumption management system [3] - In April, the average closing price of CEA was 82.26 CNY/ton, down 6.42% from March, while the average daily trading volume of carbon allowances increased significantly to 23.31 million tons, nearly doubling from March [3]