"Purchase And Successive Delivery Of Natural Drinking Water (Spring Or Mineral - Low Or Medium Mineralized), In Returnable And Non-Returnable Plastic Bottles, With A Capacity Of 0.5 Liters, 1.5 Liters - Carbonated And Still, And Drinking Water In Non-Returnable, Plastic Bottles, With A Capacity Of 5 Liters As Part Of The Pkp Purchasing Group, Divided Into 7 Tasks"