Tender Notice for Professional Subcontracting and Procurement of Pump Station Equipment Installation for the Phase I Overall Renovation and Upgrading of Rainwater and Sewage Diversion Pipeline Network in Linqing City, China National Chemical Transportation Construction Group Third Engineering Co., Ltd. (Tender No.: ZHXJJ-2025-LQSZ-GKZB-001) 1. Tender Conditions: The EPC project for the Phase I Overall Renovation and Upgrading of Rainwater and Sewage Diversion Pipeline Network in Linqing City, China National Chemical Transportation Construction Group Third Engineering Co., Ltd. (Tender No.: ZHXJJ-2025-LQSZ-GKZB-001) is undertaken by the tenderer, and the project management organization has been established. The preliminary preparation work has been basically completed and the tender conditions are met. The bidding organization unit is China National Chemical Transportation Construction Group Co., Ltd., and a public bidding is now being conducted. 2. Project Overview and Bidding Content 2.1 Project Overview: The first phase of the overall renovation and upgrading of the rainwater and sewage diversion pipeline network in the urban area of Linqing City (EPC). The main construction contents of the project include: (1) the renovation and upgrading of the rainwater and sewage diversion pipeline network in the urban area of Linqing City: the construction of the sewage pipeline network in the central urban area and the renovation of the mixing point, the renovation of the Shibali Gangou rainwater and sewage diversion, the upgrading and renovation of the Yinhe Lake strong drainage pump station, the west head pump station of Hongqi Canal, the east head sewage pump station of Hongqi Canal, the construction of drainage pipes and their ancillary facilities, the repair of the hidden culvert and drainage pipes on Shuguang Road (Yinhe Road to Hongqi Canal), the renovation of Hongqi; (2) Linqing City Sludge Disposal, Sewage Pipeline Network and Supporting Facilities Construction Project - Rainwater Sewage Diversion Phase III Construction Project: Xianfeng Road (Yongqing Road to Beijing Kowloon Railway), Yinhe Road (Sanhe Road to Beijing Kowloon Railway), Jiefang Road (Yongqing Road to Beijing Kowloon Railway). The contract period is 147 days and the contract amount is 548 million yuan. The main project content includes: 22000 meters of reinforced concrete pipes, 38000 meters of reinforced polyethylene (PE) composite pipes, 3832 meters of pull pipes, 2600 meters of top pipes, 1555 concrete inspection wells, 134000 square meters of road surface restoration, and 305000 meters of earthwork transportation;, In situ solidification overall repair of 11000 meters, airbag sealing and removal 2120 times, point repair of 712 locations, inlet channel of 1684 meters, Yinhe Lake rainwater pump station, Hongqi Canal rainwater pump station. 2.2 The bidding content, engineering content, and bidding document price are shown in Annex 1. 3. Qualification Requirements for Bidders 3.1 Qualification Requirements for Bidders 1. This bidding requires bidders to be registered units on the China Chemical Electronic Tendering and Bidding Trading Platform; 2. The bidder has independent legal personality, holds a business license, safety production license, and professional contracting qualification certificate for building mechanical and electrical installation engineering that have passed annual inspection, and has a good corporate reputation; 3. Requirements for the project manager, technical director, and other personnel to be invested: The management personnel to be invested must meet the construction management configuration requirements, have sufficient management experience, have good safety awareness, establish labor relations with the bidding unit, and pay social insurance in accordance with legal provisions. At the same time, the bidding unit must comply with the commitments in the bidding document, and the personnel to be deployed must be on duty throughout the performance period. 4. Have been engaged in related business for more than 2 years and have a good social reputation and financial condition; 5. Related parties with vested interests shall not participate in bidding for this project simultaneously. Related interests