The invention relates to the field of printing system design, and especially relates to an environment-friendly printing treatment system comprising a development water washing part, a development solution washing part, a comprehensive treatment box, a first filter, a second filter, a third filter, a fourth filter, a development solution circulation treatment neutralization pump, a water-washing circulation treatment pump, and a gas pump. The components are connected through pipelines. With the components, a water washing wastewater circulation module, a development solution circulation filtering module, and a waste liquid treatment module are respectively formed. With the technical scheme provided by the invention, energy can be saved, emission can be reduced, and an environment effect is improved.