CONTRACTING OF SUPPLY AND MANUFACTURING, ASSEMBLY OF METAL STRUCTURES IN COLUMNS AND BEAMS FOR THE PROJECT: IMPROVEMENT OF EDUCATIONAL PROMOTION SERVICE IN REGULAR BASIC EDUCATION INSTITUTIONS (ERB) 9 TOWNS OF LOCUMB DISTRICT - CONTRACTING OF SUPPLY AND MANUFACTURING, ASSEMBLY OF METAL STRUCTURES IN COLUMNS AND BEAMS FOR THE PROJECT: IMPROVEMENT OF EDUCATIONAL PROMOTION SERVICE IN REGULAR BASIC EDUCATION INSTITUTIONS (ERB) 9 LOCALITIES OF THE DISTRICT OF LOCUMBA (EXPIRED)