Features: 1. This equipment adopts automatic controlling multiway valve, and realizes automatic water production, regeneration, reverse flushing to renew the exchange ability and pollutant intercepting ability of colophony. 2. The tank of equipment is made of glass fibre reinforced plastic with the advantages of anti-pressure, anticorrosion, aging-resistant and long lifetime. It has low cost of working and nice appearance compared to other materials. 3.Configured style will be facilitated to transport and application.