Guangzhou: Local authorities on Saturday said that seven people were killed in a gas poisoning case at a paper mill in south China's Guangdong Province Friday night.
Fire-fighters had received the report of the poisoning at Shuangzhou Paper Co., Ltd. in Zhongtang Township in the city of Dongguan, informed the city's publicity department. At that time, nine workers were trapped inside a sewage adjusting tank of the paper factory.
Fire-fighters pulled them out and had sent them to hospital. But seven of them died after medical treatment failed and the other two are in stable condition.
Local government is investigating the cause of the incident.