General Corporation for Drinking Water and Sanitation in Deir ez-Zor 14 Avis Deir ez-Zor Quality, Research and Development Organization - QRD 1 Avis Al-Hasakah Deir Ali Town Council 1 Avis Damascus Al-Hattaniya Municipality 1 Avis Tartus The Town Council of the workers’ suburb of Adra 1 Avis Damascus Lire la suite