Tender Notice for Construction Project (Design) of Drainage and Flood Prevention Facilities in Hunchun Demonstration Zone Tender Project No. HHSZ2025-02 I The bidding conditions for the construction project of drainage and flood prevention facilities in Hunchun Demonstration Zone (design) have been approved for construction by the Economic Development Bureau of Hunchun Border Economic Cooperation Zone with the approval document of Hunhe Economic Development [2025] No. 01. The project owner and bidder are the Housing and Urban Rural Development Bureau of Hunchun Border Economic Cooperation Zone, and the construction funds come from government funds. The project investment ratio is 100%, and the project has met the bidding conditions. Now, the design of the project is open for bidding. II Project Overview and Bidding Scope 2.1 Project Overview: A total of 19.89 kilometers of rainwater pipelines will be renovated using reinforced concrete pipes, including 1.848 kilometers of d400 rainwater pipelines, 2.686 kilometers of d500 rainwater pipelines, 1.254 kilometers of d600 rainwater pipelines, 0.922 kilometers of d800 rainwater pipelines, 2.98 kilometers of d1000 rainwater pipelines, 1.01 kilometers of d1200 rainwater pipelines, 1.153 kilometers of d1400 rainwater pipelines, 1.527 kilometers of d1600 rainwater pipelines, 0.15 kilometers of d1800 rainwater pipelines, 2.7 kilometers of d2000 rainwater pipelines, and 3.66 kilometers of rainwater outlet connecting pipes; New 2.1 kilometer drainage pipeline from Moon River to Hunchun River on Xin'an Road will be constructed by removing bottlenecks and blockages. The pipeline will be constructed using top grade reinforced concrete pipes with a diameter of d2500; The Moon River has been dredged for 1.68 kilometers, with an average dredging thickness of 0.5-1.0 meters; Construct one integrated rainwater pumping station, purchase three water pumps, and install 100 meters of DN315PE pressure pipes. Scope of bidding: Design work for the construction of drainage and flood prevention facilities in Hunchun Demonstration Zone. 2.2 The construction site is Hunchun Marine Economic Development Demonstration Zone. 2.3 Service period: The design scheme shall be completed within 7 days after the contract is signed, the preliminary design shall be completed within 7 days, and the construction drawing design shall be completed within 45 days after the preliminary design review and approval. 2.4 The engineering quality requirements shall comply with the qualified standards. III Qualification Requirements for Bidders 3.1 The bidding unit must have a professional engineering design qualification of Class A or above in the municipal industry (drainage engineering) issued by the construction administrative department, and have corresponding design capabilities in personnel, equipment, funds, etc. Anyone who meets the above qualification conditions can participate in the bidding of the above-mentioned bidding engineering projects. 3.2 The bidder intends to appoint a project leader who holds the national registered public equipment engineer (water supply and drainage) professional qualification or holds the title of senior engineer or above, has rich engineering design experience, and has similar or similar engineering design achievements. 3.3 This bidding does not accept consortium bidding. 3.4 Integrity requirement: Refuse to include enterprises or individuals whose bidding qualifications have been cancelled by the government during the bidding period. Refuse to allow enterprises listed as dishonest persons subject to enforcement by the Supreme People's Court on the "Credit China" website (www.creditchina. gov.cn) or credit information sharing platforms at all levels to participate in bidding. Refusing to be listed in the National Enterprise Credit Information Publicity System by the Administration for Industry and Commerce（ http://www.gsxt.gov.cn/in