Open National Call For Tender Under Emergency Procedure N°001Biss/Aono/C. Mengueme /Cipm/2026 Of March 16, 2026 For The Construction Work Of Five (05) Drillings In Certain Localities In The Community Of Mengueme And A Mini Mixed-Energy Water Supply At The City Hall Of Mengueme Department Of Nyong And So'O, Central Region In Two (02) Lots. Financing: Bip Minader Fy 2026