Abstract: Disclosed are a parts delivery system and a method of operating the same. The parts delivery system includes a production line configured to receive parts and assemble a finished product, a parts loading site configured to have a space where the parts are loaded; a parts transportation unit configured to load the parts in the parts loading site or discharge the parts from the parts loading site to supply the parts to the production line, and a processor configured to provide virtual space data on the parts loading site, to establish a parts loading schedule and a parts discharging schedule on the virtual space data according to an assembly schedule of the finished product of the production line, and to control the parts transportation unit to load or discharge the parts in the actual parts loading site according to the parts loading schedule and the parts discharging schedule.