Work Improvement And Expansion Of Drinking Water And Basic Sanitation Services In The Localities Of Shimanilla, Santa Lucia And Los Pínos And Los Llanos Sectors District Of Chirinos - Province Of San Ignacio - Department Of Cajamarc - Contracting For Work Execution: Improvement And Expansion Of The Services Of Drinking Water And Basic Sanitation In The Localities Of Shimanilla, Santa Lucia And Los Pínos And Los Llanos Sectors District Of Chirinos - Province Of San Ignacio - Department Of Cajamarca