all kind of electroplating waster water treatment machine. The plating wasted water with cyanogen, chrome can be dealt with oxygenation reductive method. Other wasted water with heavy metal can be neutralized or deposited. Under the control of the meters with PH, ORP, the drug is added automatically. Then reactions take place. People are not needed in the process. So the water is well dealt with. The water dealt with can be used in some cases that do not need very clean water.