HOPE 6TH ANNUAL Drain rthe re Over $250000 donated! Springfield Plastics, inc. How to Donate Make checks payable to SIU Foundation and mail to or drop off at: Springfield Plastics 7300 W. State Route 104 Auburn, IL 62615 HOPE 6TH ANNUAL Drain rthe re Over $250000 donated! Springfield Plastics, inc. How to Donate Make checks payable to SIU Foundation and mail to or drop off at: Springfield Plastics 7300 W. State Route 104 Auburn, IL 62615