Data from the national greenhouse gas voluntary emission reduction trading system showed that 228,075 tonnes of certified emission reductions changed hands on Sep 3, with a turnover of 20.41 million yuan ($3.01 million) at an average price of 89.49 yuan/t. Cumulative trading volume in the national voluntary carbon market reached 22.05 million tonnes as of Sep 3, 2026, with total turnover of 1.77 billion yuan.