What's the environment like in Zhujixi Mine?

The environment is poor, according to the query of official website in Zhujixi Mine.

1, Zhujixi Coal Mine is an old coal mine, with outdated equipment, imperfect ventilation system and harsh working environment, which has certain potential safety hazards.

2. The underground working environment usually has high humidity, low temperature and poor air quality, which has certain influence on the health and safety of miners.