The contractor selection plan for bidding packages: Consulting on Bidding Documents, evaluating bids for project management consultancy packages, survey consultancy, construction technical and technical reports; Consulting on evaluation of Bidding Documents, the results of contractor selection of project management consultancy packages, survey consultancy, technical and economic reports; Project management consultancy; Survey consultancy, Economic and technical report on construction of works under the De De maintenance project in 2025, Hai Duong province