To provide a printing system configured to perform post-processing including casing-in binding, with one printing instruction.

In a printing system, a printing apparatus, a binding apparatus, and a folding apparatus are arranged in order for a medium. The printing system includes: a job determination means determining whether folding information and binding information on binding processing are included in a job; a job division means dividing the job into a first sub-set job including printing information and the folding information and a second sub-set job including the binding information, when the job determination means determines that the folding information and the binding information are included; and an instruction means instructing the printing apparatus and the folding apparatus to perform printing processing and folding processing, based on the first sub-set job and then, instructing the binding apparatus to perform the binding processing, based on the second sub-set job.