Hook structure for positioning a curtain

A hook structure for positioning a curtain and combined with a curtain fabric, the curtain fabric having a plurality of connecting portions, and the hook structure comprising:

• a plurality of hooks, spaced from one another and disposed on the connecting portions respectively, each hook including a hook body, an elastic hook portion extending from the hook body and a carrier coupled to the hook body, and a passing-through space being defined between the elastic hook portion and the hook body for inserting the connecting portion, and the carrier having an engaging space;
• and
• a rope fastening module, including a plurality of fasteners and a rope serially coupled to the fasteners, and each fastener being embedded into the engaging space, so that a distance between two adjacent fasteners of the curtain fabric is maintained by the rope.