What is the scope of application for the second-generation CO2 fracturing device?

　　The company's newly developed second-generation carbon dioxide fracturing device has a very wide range of applications. Current main applications include:

　　First, open-pit quarry mining;

　　Second, underground coal mine mining and excavation, especially suitable for gas coal mines;

　　Third, sections and areas where the use of explosives is prohibited;

　　Fourth, dredging and unclogging in cement plants and steel plants.