Twenty-four staff members of Tianyuan Manganese Industry Company in Zhongning County, zhongwei City, Ningxia Hui Autonomous Region were poisoned to varying degrees, of which three died and three were critically ill. Suspected harmful gas poisoning, stop production and rectify.
Ningxia Tianyuan Manganese Industry Group is an international, multi-field and diversified large-scale enterprise group, a large-scale backbone enterprise supported by Ningxia and the largest electrolytic manganese production enterprise in the world.