Applicable place： It is widely used in electric power, railway, metallurgy, mine, port, municipal, tunnel, bridge and culvert, flood control, fire fig...
Applicable place：It is suitable for electric power, metallurgy, railway, mining, port, municipal and other industries, factories, stations, venues and...
Applicable place：It is widely used for flood lighting in flammable and explosive places such as roadways and tunnels in coal mines and various tunnels...
