CONTRACTING THE SERVICE OF SUPPLY, MANUFACTURE AND INSTALLATION OF WOODEN SCREW DOORS WITH FRAME (PAINTED TO THE DUCO) FOR THE WORK: "IMPROVEMENT OF THE PROVISION OF THE EDUCATIONAL SERVICE OF THE I.E.I. N ° 297 PILOT GARDEN OF THE CITY OF PUERTO MALDONADO, DISTRICT AND PROVINCE OF TAMBOPATA, REGION OF MADRE DE DIOS". (EXPIRED)