Inquiry Announcement 1. Purchase Order Number: P-XJ-25-005665 2. Purchase Order Name: Ningbo Oil Port Barge Co., Ltd. Yonggang Tuo 20 Plate Heat Exchanger Spare Parts Procurement Project 3. Quotation Deadline: April 30, 2025 6:00 4. Quotation Validity Period: July 29, 2025 5. Maximum Price Limit: 6500 yuan 6. Organizational Form: Self Procurement 7. Procurement Execution Unit: Ningbo Oil Port Barge Co., Ltd. 8. Procurement Execution Person: Huang Haibo 9. Procurement Execution Person Contact Information: 0574-27695671 10. Inquiry Type: Publicly disclose specific specifications, technical indicators, and after-sales service requirements. Please refer to the table or attachment for details. Number: Procurement Project Name: Procurement Quantity: Measurement Unit: Tax Rate: Project Duration Requirements: Location: Specification and Model: Remarks: 1. Plate Heat Exchanger Cooling Plates: 4 pieces. The winning bidder shall deliver them all at once within 4 days after receiving the notice. No. 279, Yanjiang East Road, Zhenhai District, Ningbo City. Material: Titanium 2. Plate Heat Exchanger Sealing Strips: 53 pieces. The winning bidder shall deliver them all at once within 4 days after receiving the notice. No. 279, Yanjiang East Road, Zhenhai District, Ningbo City. Material: NBR Non stick 3. Plate Heat Exchanger Inlet and Outlet Bushings: 4 pieces. The winning bidder shall deliver them all at once within 4 days after receiving the notice. Price Requirements: Please fill in the unit price including tax according to the detailed list. 11. Payment Method: Payment after goods arrive and acceptance. 12. Other Content: Please refer to the date of the inquiry document for details.: April 24, 2025