<p>Rescuers in northwestern China worked Sunday to free 19 trapped coal miners, hours after their site was flooded by mud in an accident that has already killed one worker.</p>.<p>The flooding happened around noon Saturday at the Chaida'er coal mine in Qinghai province, state media reported.</p>.<p>Mining accidents are common in China, where the industry has a poor safety record and regulations are often weakly enforced.</p>.<p>At Chaida'er, 21 people were working underground at the time of the accident, and one person was rescued with injuries, China's emergency management ministry said.</p>.<p>Another was found dead, with the remaining trapped in the mine.</p>.<p>Qinghai authorities said in a Sunday press conference that the mine had been ordered to suspend production at the start of the month because of "severe safety hazards", the official Xinhua news agency reported.</p>.<p>More than 200 rescuers have been rushed to the scenes, and local authorities have vowed a thorough investigation and an improvement in coal mine safety.</p>.<p>In January, a group of miners were trapped underground for about two weeks in China's eastern Shandong province.</p>.<p>And in April, workers were stranded in another mine in the northwestern Xinjiang region, after flooding cut power and disrupted communications.</p>
<p>Rescuers in northwestern China worked Sunday to free 19 trapped coal miners, hours after their site was flooded by mud in an accident that has already killed one worker.</p>.<p>The flooding happened around noon Saturday at the Chaida'er coal mine in Qinghai province, state media reported.</p>.<p>Mining accidents are common in China, where the industry has a poor safety record and regulations are often weakly enforced.</p>.<p>At Chaida'er, 21 people were working underground at the time of the accident, and one person was rescued with injuries, China's emergency management ministry said.</p>.<p>Another was found dead, with the remaining trapped in the mine.</p>.<p>Qinghai authorities said in a Sunday press conference that the mine had been ordered to suspend production at the start of the month because of "severe safety hazards", the official Xinhua news agency reported.</p>.<p>More than 200 rescuers have been rushed to the scenes, and local authorities have vowed a thorough investigation and an improvement in coal mine safety.</p>.<p>In January, a group of miners were trapped underground for about two weeks in China's eastern Shandong province.</p>.<p>And in April, workers were stranded in another mine in the northwestern Xinjiang region, after flooding cut power and disrupted communications.</p>