As the news agency specified, citing Jinchuan Group, the accident took place at about 11:20 a.m. local time at a thermal power subsidiary of Jinchuan Group Co., Ltd. in the city of Jinchang. The incident occurred while workers were checking and repairing the boilers.
According to the state-run news agency, at least five people died after emergency services were unable to save them, and 14 others were slightly wounded; they are currently being treated in a local hospital. As the agency stated, a total of 20 people were poisoned as a result of the carbon monoxide leak.
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The local work safety authority has sent a working group to the plant to investigate the cause of the accident, Xinhua reported.