Hiring For The Execution Of The Work: Expansion Of The Rural Drinking Water Service And Expansion Of The Sewage Service Or Other Forms Of Sanitary Disposition Of Excreta In The Town Of Chupan District Of Huachis Of The Province Of - Contract For The Execution Of The Work Expansion Of The Rural Drinking Water Service And Expansion Of The Sewage Service Or Other Forms Of Sanitary Disposal Of Excreta From The Ancash Cui Department 2627700