Shanghai Environment and Energy Exchange data shows that on September 21, the national carbon market composite price performance was as follows: opening price 95.00 yuan/ton, highest price 95.95 yuan/ton, lowest price 95.00 yuan/ton, closing price 95.64 yuan/ton, with the closing price up 0.01% from the previous day. Today's listed agreement trading volume was 447,033 tons, with a turnover of 42.75 million yuan ($6.34 million); block agreement trading volume was 217,700 tons, with a turnover of 20.39 million yuan; there was no one-way bidding today. The total volume of carbon emission allowances traded in the national carbon emissions trading market today was 664,733 tons, with a total turnover of 63.14 million yuan.