Supervision of Tangshan High tech Zone 2025 Urban Old Community Renovation Project (Project Code 2406-130273-89-05-564172). The project has met the bidding conditions and is now open for bidding for the supervision of the project. 2. Project Overview and Bidding Scope 2.1 Project Overview: The total investment of this project is 70.6305 million yuan, of which the estimated cost of construction and installation engineering is 60.1419 million yuan. Construction Scale: This project is the supervision of the 2025 urban old community renovation project in Tangshan High tech Zone. It is planned to upgrade and renovate two old communities, Dongfang Huayuan and Longyuan New Residence Phase I, with a total residential building area of approximately 109700 square meters. The upgrading and renovation of this project mainly includes two categories: basic and improved. The basic upgrading includes: building upgrading (adding insulation layers to the roofs of two residential areas and adopting first level waterproofing; renovating the steel structure sloping roof of Dongfang Huayuan residential area; painting and upgrading the waterproof mountain walls around the residential buildings in two residential areas; demolishing and renovating the concrete sprinkler system; painting and upgrading the top surfaces of the walls of the corridors and basement public passages, as well as rust removal and painting of the stair handrails; replacing the bulletin boxes; replacing the building signs and unit signs; replacing and renovating the energy-saving lighting in each staircase; replacing the unit doors in two residential areas; and renovating the open bicycle sheds in two residential areas), Pipeline network and supporting facilities improvement (Longyuan New Residence Phase I water supply main network renovation, two residential areas rainwater pipeline network renovation, sewage pipeline network renovation, two residential areas new weak electricity grounding renovation; Longyuan New Residence Phase I power capacity expansion; two residential areas concrete pavement and access road brick pavement restoration, concrete curb replacement, square renovation, entrance and exit gate renovation, fence repair and painting, replacement of fence railings, greening and replanting, tree pool replacement project). The improvement content includes: upgrading of convenient facilities (two community street lights, adding fitness facilities, community service signs, garbage sorting facilities, adding clotheslines, bulletin boards, updating and improving community entrance signs, adding monitoring and other convenient service facilities to Longyuan New Residence Phase I), renovation and repair projects for two community affiliated supporting buildings, etc. Construction location: within the Tangshan High tech Zone. The maximum bidding price for this tender is 425500 yuan. Planned supervision service period: from the date of signing the supervision contract to the completion and acceptance of the project and the end of the warranty period. Quality standard: Qualified. 2.2 Scope of bidding: Supervision services for the construction preparation stage, construction stage, completion acceptance stage, and warranty stage of this project. 3. Qualification Requirements for Bidders 3.1 The qualification requirements for bidders in this bidding are as follows: 3.1.1 Qualification Requirements: 1. Possess independent corporate legal personality, valid business license, and engineering supervision qualifications