Photo taken on Nov. 30, 2016 shows rescuers at the coal mine accident site in Qitaihe city, northeast China's Heilongjiang Province. A total of 22 people were trapped in the accident which happened on Tuesday evening. (Xinhua)
Photo taken on Nov. 30, 2016 shows rescuers at the coal mine accident site in Qitaihe city, northeast China's Heilongjiang Province. A total of 22 people were trapped in the accident which happened on Tuesday evening. (Xinhua)
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