Hiring Of Valves And Others For Hdpe Pipe For The Work: "Improvement Of The Water Provision Service For Irrigation In The Sectors Of Huashuancca Right And Left Margin, Of The Pumallacta Community Of The District Of Quiñota". - Hiring Of Valves And Others For Hdpe Pipe For The Work: "Improvement Of The Water Provision Service For Irrigation In The Sectors Of Huashuancca Right And Left Margin, Of The Pumallacta Community Of The Quiñota District Of The Province Of Chumbivilcas Of The Department Of Cusco".