Data from the National Greenhouse Gas Voluntary Emission Reduction Trading System shows that on September 17, the trading volume of certified voluntary emission reductions was 22,000 tonnes, with a turnover of 2.09 million yuan ($0.31 million), and an average trading price of 95.18 yuan/tonne. As of September 17, 2026, the cumulative trading volume of the national greenhouse gas voluntary emission reduction trading market was 22.80 million tonnes, with a cumulative turnover of 1.84 billion yuan.