The EPC (Engineering, Procurement, and Construction) tender for the supporting pipeline network construction project of the Qufu City Biomass Energy Steam Supply Project has been approved for construction. The project owner is Qufu Guohong Heating Power Co., Ltd., with construction funds sourced from self-raised capital and bank loans, covering 100% of the project investment. The tender issuer is Qufu Guohong Heating Power Co., Ltd. The project has met the conditions for tender and is now open for public bidding.

I. Project Basic Information 1. Project Number: E3708810670000298001 2. Project Name: EPC for the Supporting Pipeline Network Construction of the Qufu City Biomass Energy Steam Supply Project 3. Contract Sections: 1 4. Project Overview: Installation of 500 meters of DN300 steam pipeline and 1500 meters of DN500 steam pipeline. The total estimated construction cost is 6.35 million yuan. 5. Tender Issuer: Qufu Guohong Heating Power Co., Ltd. (1) Address: Room 307, 3rd Floor, Development Zone Office Building, No. 1 Tianbo Road, Fangshan Town, Qufu City, Jining City, Shandong Province (2) Contact Person: Manager Kong (3) Contact Number: 18853707008 6. Tender Agent: Qufu Pengcheng Project Management Co., Ltd. (1) Address: Room 2103, 21st Floor, Block B, Xingguang Tiandi Commercial Building, Qufu City (2) Contact Person: Zhang Li (3) Contact Number: 15106771221

II. Bidder Qualification Requirements 1. Must possess independent legal person status. 2. Must simultaneously hold: ① Class A Comprehensive Engineering Design qualification or a Class B (or above) qualification in Municipal Industry (Thermal Engineering); ② Special Equipment Production License [Pressure Pipeline Design for Public Pipelines (GB2) or above]; ③ Class II (or above) Municipal Public Works Construction General Contracting qualification; ④ Special Equipment Production License [Installation, Repair, and Modification of Pressure-bearing Special Equipment for Public Pipelines (GB2) or above]. The bidder must also demonstrate the capability and experience in personnel, equipment, and funding to undertake this project. 3. The designated construction project manager must be a Grade II (or above) Registered Constructor in Municipal Public Works (registered with the bidding unit) and hold a Constructor Safety Production Assessment Certificate (Certificate B). This individual must not concurrently serve as the project manager for any other ongoing construction project. The design manager must hold a Registered Public Equipment Engineer (Power) certificate. 4. Must possess a valid business license and a safety production permit. 5. Must not be suspended or disqualified from bidding on projects within the Jining City area. 6. According to regulations, bidders must not be deemed失信被执行人 (dishonest persons subject to enforcement). Verification will be conducted via the "Credit China" website on the day of tender opening. 7. This project accepts joint venture bids. The lead partner must be the engineering construction general contractor, and the joint venture shall not exceed two entities. 8. Qualification review method: Post-qualification review.

III. Time and Method for Obtaining Tender Documents 1. Time for obtaining tender documents: From 2026-02-09 to 2026-03-04, 09:00. 2. Method: Download from the Qufu Public Resource Trading website.

IV. Submission of Bid Documents Submission deadline: 2026-03-04, 09:00. Method: Bidders must upload electronic bid documents to the designated electronic bidding management system within the specified timeframe.

V. Announcement Media This tender announcement is published on the China Tendering Public Service Platform, the Shandong Public Resource Trading Network, and the Qufu Public Resource Trading website.

VI. Regarding Objections 1. Objections to the tender documents must be submitted via the Jining Public Resource Trading System at least 10 days before the bid submission deadline. The tender issuer will respond within 3 days. 2. Objections related to the tender opening process must be raised during the opening via the specified online system. The tender issuer will respond during the process. 3. Objections to the evaluation results must be submitted during the candidate公示 (public notice) period via the trading system. The tender issuer will respond within 3 days. 4. Failure to raise objections within the stipulated timeframe will be deemed as having no objections. 5. Contact for objections: Manager Kong, Tel: 18853707008

VII. Important Notes Bidding enterprises must complete online enterprise registration before bidding. Tender documents are considered issued to all bidders upon release on the Qufu Public Resource Trading website. Bidders are responsible for monitoring project information and downloading documents promptly. The bid bond payment account details are available only after downloading the tender documents.