Carbon prices in China's national carbon market closed at 72.58 yuan/t on Dec 25, up 5.36% DoD. The highest price reached 73.26 yuan/t, while the lowest was 67.79 yuan/t. The total trade volume of CEA was 3.07 Mt, valued at 236.48 mln yuan. Bulk contract trades totaled 1.97 Mt, valued at 147.74 mln yuan, while that of listed contracts amounted to 1.10 Mt, valuing 88.74 mln yuan, according to data from Shanghai Environment and Energy Exchange.