Among the industrial wastes,the waste acids and alkalis,heavy metals,waste mineral oils belong to hazardous wastes.The things we use everyday such as waste batteries,fluorescent lamps,kinescopes,air conditioners,refrigerators and so on,contain a large portion of hazardous components.Only when we build an effective recycle network and develop the effective recycle technology of hazardous waste,can we prevent basically hazardous waste into the environment, which will cause serious disasters to the environment and the people.