1. Mining: Mountains, mining, crushing, secondary crushing.
2. Metallurgy, slag cleaning, ladle furnace demolition, demolition equipment foundation body dissatisfied.
3. Railway: tunnel, bridge, mountain down.
4. Highway: highway repair, cement pavement broken, foundation excavation.
5. Municipal gardens: concrete crushing, water,electricity, gas engineering construction, the transformation of the old city.
6. Building: the old building demolition, reinforced concrete broken.
7.The ship hull in mussels.
8. Other: ice breaking, breaking the Vibrating Sand.
