Photo taken on Oct. 16, 2019 shows a flashover experience room at a national hazardous chemicals emergency rescue base of Sinopec Zhongyuan Oilfield in Puyang, central China's Henan Province. (Xinhua/Cai Yang)
Photo taken on Oct. 16, 2019 shows a flashover experience room at a national hazardous chemicals emergency rescue base of Sinopec Zhongyuan Oilfield in Puyang, central China's Henan Province. (Xinhua/Cai Yang)
A man demonstrates a VR simulated rescue drill system at a national hazardous chemicals emergency rescue base of Sinopec Zhongyuan Oilfield in Puyang, central China's Henan Province, Oct. 16, 2019. (Xinhua/Cai Yang)
Fire fighting trainees carry out a fire drill at a national hazardous chemicals emergency rescue base of Sinopec Zhongyuan Oilfield in Puyang, central China's Henan Province, Oct. 16, 2019. (Xinhua/Cai Yang)
Fire fighting trainees carry out a fire drill at a national hazardous chemicals emergency rescue base of Sinopec Zhongyuan Oilfield in Puyang, central China's Henan Province, Oct. 16, 2019. (Xinhua/Cai Yang)