Supplying raw materials to the Authority’s factories From the following categories: (1) Lot 1: 600 tons of PVC field powder + 6 tons of detergent powder (2) Lot 2: 500 tons PVC powder aggregates + 5 tons detergent powder (3) Lot 3: 750 tons of high density PE for the production of collector pipes + 30 tons of black coloring material “carbon” (EXPIRED)