Objective To get an overall understanding of the children with ocular trauma so as to carry out the prevention and cure work better in Huainan area.

We will study and research, to promote good experience and practices of Huainan Mining.

This article introduced application of technique of injected plasm by some examples in Huainan mining area, analyzed principle of reinforcement of injected plasm briefly.

This and other stone symbiosis of purple stone, mostly orphan, locally in Huainan some few senior Tibetan hands only in stone show are tough appearance.

Based on the extensive study of Huainan and Pingdingshan diggings, we got the outburst data for evaluating mine outburst dangerous degree.