1. Bidding conditions: The rainwater and sewage diversion project in Gaotan Town, Ziyang County has been approved for construction by the Ziyang County Development and Reform Bureau under Zifa Gai Investment (2025) No. 289 and Zifa Gai Project [2025] No. 419. The bidder (project owner) is the Ziyang County Housing and Urban Rural Development Bureau, and the construction funds come from self financing and finance. The project contribution ratio is 100.00% of state-owned funds. The project has met the bidding conditions and is now open for bidding. Potential bidders (hereinafter referred to as applicants) who are interested are invited to submit pre qualification applications. 2. Project Overview and Bidding Scope 2.1 Construction Location: Jizhen, Gaotan Town, Ziyang County; 2.2 Project Scale: Construct approximately 1400 meters of rainwater pipes with a diameter of 500mm, and 1000 meters of sewage pipes with a diameter of DN300mm; Renovate a household pipe of about 600 meters with a diameter of DN150mm; Upgrade the riser by approximately 1000 meters with a diameter of DN110mm; Renovate approximately 550 meters of main pipes along the river, dredge and clear 250 cubic meters of existing drainage box culverts, build one new sewage pump station with dimensions of L × B × H=5.4m × 2.7m × 5m, and install two submersible sewage pumps. The pressure pipeline is about 400 meters long with a diameter of DN250mm and needs to be filled with mortar block stones. The mortar block stones are about 100 cubic meters long, as well as supporting facilities such as rainwater and sewage inspection wells, rainwater inlet side ditches, and water outlets; Demolition and restoration of approximately 6000 square meters of roads; 2.3 Total project investment: 10410000.00 yuan (including an estimated 8789300.00 yuan for this bidding project); 2.4 Planned construction period: 210 calendar days; 2.5 Section division: Section 1: Section name: Jizhen Rainwater and Sewage Diversion Project in Gaotan Town, Ziyang County; Section type: Construction; 2.6 Bidding Scope: Section 1: Construction drawings and bill of quantities for the rainwater and sewage diversion project in Gaotan Town, Ziyang County; 2.7 Other:/. 3. Applicant Qualification Requirements 3.1 Section Name: Jizhen Rainwater and Sewage Diversion Project in Gaotan Town, Ziyang County: This pre qualification review requires the applicant to have the qualification of "Municipal Public Works Construction General Contracting Level 3" or above, and to have corresponding construction capabilities in personnel, equipment, funds, etc. Among them, the bidder intends to appoint a project leader who has the qualification of "Municipal Public Utility Level 2 Registered Constructor" or above, has a valid certificate of safety production assessment, and does not have any on-the-job projects (provide a non on-the-job commitment letter, which must be signed and stamped with the registered constructor's professional seal). The applicant must possess independent legal personality and hold a valid business license. 3.2 Section Name: Jizhen Rainwater and Sewage Diversion Project in Gaotan Town, Ziyang County: This pre qualification review does not accept joint venture pre qualification applications. 3.3 Each bidder may bid for one of the above-mentioned sections of this bidding project, but is allowed to win a maximum of one section (applicable to bidding projects divided into sections). 3.4 The basic information of the applicant and the project leader (registered constructor) should be available for inquiry on the "Shaanxi Province Construction Market Supervision and Integrity Information Release Platform"; The basic information of enterprises from other provinces can be found in the "Basic Information of Construction Enterprises from Other Provinces Entering Shaanxi" published by the Shaanxi Provincial Department of Housing and Urban Rural Development