A power plant of Shenzhen Energy Group, a state-owned utility, sold an emission permit for 10,000 tonnes to the Guangdong arm of state oil group PetroChina for Rmb28 ($5) a tonne and another 10,000 tonnes to Hanergy, a privately owned power generator and solar-panel maker, for Rmb30 a tonne, according to the Shenzhen Carbon Exchange.
深圳排放权交易所(CERX)表示，国有事业单位深圳能源集团(Shenzhen Energy Group)以每吨28元人民币的价格向国有石油集团中石油(PetroChina)出售了1万吨的排放限额，并以每吨30元人民币的价格向民营发电商和太阳能电池板制造商汉能(Hanergy)出售了1万吨的排放限额。
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