[Change Announcement] Inquiry and Procurement Change Announcement for Wangji Phosphate Mine goaf Management Research Project of Dayukou Company Original Clarification Deadline: May 23, 2025 23:59 After the Change Clarification Deadline: May 28, 2025 23:59 After the Original Delivery/Service/Completion Period Change Delivery/Service/Completion Period 90 calendar days after the Contract Signing Basic Information Project Name Dayukou Company Wangji Phosphate Mine goaf Management Research Project Project Project Name Dayukou Company Wangji Phosphate Mine goaf Management Research Project Overview Project Location: Hubei Province Source of Funds Enterprise Self raised Funds Implementation Status: Whether to allow consortium bidding No objections or complaints, the configuration form does not need to be displayed after hiding the publishing media: China National Offshore Oil Corporation Procurement Business Management and Trading System of Group Limited Company, China National Offshore Oil Corporation (CNOOC) Supply Chain Digitalization Platform, China Tendering and Bidding Public Service Platform Section Information Section Content Cycle Begins 1. The Wangji Phosphate Mine Goaf Management Research Project Section (Package) Number HXCF-250359/01 of Dayukou Company Bid Issuance Date: May 19, 2025 Main Technical Specifications, Pre review Announcement does not need to display the main technical specifications Delivery Date/Service Period/Completion Period 90 calendar days after contract signing Delivery Quantity Bidding Scope Investment Proportion Production Capacity Bidding Document Collection Time: May 19, 2025 to May 27, 2025 Bidding Document Collection Method: Please log in to China National Offshore Oil Corporation Supply Chain Digitalization Platform（ https://bid.cnooc.com.cn/home/#/navigation ）Purchase from the bidding announcement page. The first login requires registration (free of charge), and only after successful registration can the bidding documents be purchased. The entire purchase process must be conducted online, and offline remittance will not be accepted. After successful payment of the bidding fee, bidders can download the bidding documents themselves. After sales service is non refundable. If the bidding documents have not been purchased in the system, one cannot participate in bidding. The bidding document price is 0 yuan. The deadline for submission of bidding documents is 09:00 on May 30, 2025. All bidding documents must be submitted online before the deadline for submission of bidding documents. All bidding documents must be submitted online before the deadline for submission of bidding documents. The opening time is 09:00 on May 30, 2025. The opening location is China National Offshore Oil Corporation's digital supply chain platform. The content cycle of the bidding section ends. Contact information: Bidder: Hubei Dayukou Chemical Co., Ltd. Address: Contact person: Yao Xia Email: xiangyx@cnooc.com.cn Postal code: Contact phone number: 07244890050 Objection handler, complaint handler, display agent information according to configuration, self bidding does not need to display relevant attachments. Download the lowest bidding price method after evaluation for the Wangji Phosphate Mine goaf governance research project of Dayukou Company. pdf (click to view)&nbsp Supplier Notice (click to view)&nbsp Determine to hide the original announcement and start the original announcement (click to view) Basic information of the Wangji Phosphate Mine goaf governance research project of Dayukou Company. Project name