美国环保协会：2025年中国碳排放权交易体系：过去、现状和展望报告（英文版）

China's carbon emission trading system is a key market-based instrument for actively tackling climate change and accelerating the low-carbon transition across society. Since 2010, China has explored the emission trading system by establishing pilots and officially launched the National Carbon Emission Trading System (National ETS) in 2021. After four years of operation, the National ETS now covers approximately 3,600 enterprises in four sectors: power generation, iron and steel, cement, a