Three Chinese companies purchased carbon emissions credits from Shenzhen Energy Group on June 18 in the initial set of transactions on the first of seven planned pilot emissions trading platforms, with prices ranging from 28 to 32 yuan ($4.56 to $5.21) per metric ton. A total of 21,112 metric tons of credits with a value of over 600,000 yuan ($97,850) were purchased from Shenzhen Energy Group by the state-owned oil and gas company PetroChina Company Ltd.; Shenzhen Water Group Co. Ltd.; Hanergy Holding Group Ltd., a Chinese renewable energy company; and five smaller-scale buyers who purchased about 10 metric tons each, Shenzhen officials announced jointly with the China Shenzhen Emissions Exchange (CERX) at a ceremony here. PetroChina and Hanergy accounted for most of the trading, purchasing 10,000 metric tons of credits each for 28 yuan and 30 yuan per metric ton, respectively.
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