Kaifeng City Southeast Area Affordable Housing Construction Project - No. 1 Residential Building, No. 2 Residential Building And Supporting Building, No. 3 Residential Building, No. 4 Residential Building, No. 5 Residential Building, No. 6 Residential Building, No. 7 Residential Building, No. 8 Residential Building, No. 9 Residential And Supporting Building, No. 10 Transformation Support Room, No. 11 Transformation Support Room, No. 12 Transformation Support Room, Underground Garage, Air Defense Basement Construction Clarification Announcement For The First Bid Section - Second Change Correction Announcement Kaifeng City 2026-02-25