China's national voluntary greenhouse gas emission reduction trading system saw 184,148 tonnes of certified emission reductions (CCER) change hands on Aug 21, with a turnover of 17.74 million yuan ($2.64 million) and an average price of 96.34 yuan/t, according to exchange data. Cumulative trading volume reached 21.01 million tonnes with total turnover of 1.67 billion yuan as of Aug 21, 2026.