We,XIAMEN KREYOLY OFFICE SUPPLIES CO.,LTD, can offer you used riso's duplicator and comcolor machines: like RZ970, RZ570, ComColor EX7250, X7250, 9150, etc.

RZ900 series:
RISO's highest print speed - an astonishing 180ppm-gets even your biggest job done in a flash. For example, a print run of 10,000 pages takes less than an hour to complete. 
No matter how big the job, you can rely on RISO 900 series printers to take care of it fast.

    High-resolution 600dpi scanning and printing is your assurance of beautifully clear output with a truly professional look. Thanks to the fine dot pitch, small typefaces are superbly legible, large curves have smooth outlines, and halftone photos have fine tonal gradations.