The utility model discloses an office uses pleated curtain, relates to pleated curtain technical field, and the utility model discloses a pleated curtain main part is connected with the support plate at pleated curtain main part bottom, and the support plate back both sides all are connected with sucking disc. The utility model discloses through the setting of support plate, clip and torsional spring, wherein support plate adopts PVC material to make, both have higher rigidity to form effective support to pleated curtain main part bottom, reduce the unfolding droop phenomenon of no clip coverage area, and because the density is lighter, can reduce the downward pulling force to curtain main part, and 7 simultaneously shaped section improves the bending performance, reduces the local downward bending of support plate itself, clip and pleated curtain main part, support plate are all detachable connection, and cooperate internal torsional spring can steady maintain the clamping force, only needs single clip to realize reliable spacing, need not through increasing the clip number guarantee effect to avoid the cumbersome operation of multiple clip dismounting, and the convenience of curtain opening and closing adjustment is improved significantly.