Consultancy For The Supervision Of The Work Improvement Of The Water Supply Service For Irrigation In The Punhuash Canal Of The District Of Santiago De Chilcas Of The Province Of Ocros Of The Department Of Ancash¿ With Cui N° 2668715 - Consulting Of Consultation For The Supervision Of The Work Improvement Of The Supply Service Of Water For Irrigation In The Punhuash Canal Of The District Of Santiago De Chilcas Of The Province Of Ocros Of The Department Of Ancash¿ With Cui N° 2668715