Inquiry and Procurement Announcement of Hardware Materials of Samsung Project Department of No. 30 Engineering Division of middling coal No.3 Construction (Group) Co., Ltd. I Inquiry Document No.: CGRW-2025-002926 II Name of Project Department: Inquiry and Procurement of Hardware Materials of Samsung Project Department of No. 30 Engineering Division of middling coal No.3 Construction (Group) Co., Ltd. III Project Overview: Serial Number, Material Name, Specification, Model, Unit Quantity Remarks 1 Hardware Material Batch 1 IV Delivery Place: Samsung Coal Mine Project Department, Xinmiao Village, Nalin Taohai Town, Ejin Horo Banner, Ordos City. 5、 Qualification requirements for bidders: 1. Possess the business scope required for this inquiry, have the ability to independently enter into contracts, and must provide value-added tax special invoices. 2. Capable of independently assuming civil liability and fulfilling contracts. 3. Having a good credit rating, with no adverse performance or significant illegal records in the past three years of operation. 4. Other qualification requirements stipulated by laws and administrative regulations. 5. The bidder shall not have any of the following situations: (1) having an interest relationship with the inquiry party that may affect the fairness of the inquiry; (2) The person in charge of the same unit as other bidders in this inquiry project; (3) There is a controlling or management relationship with other bidders for this inquiry project; (4) The property is reorganized, taken over, sealed, seized or frozen; (5) Those who have fraudulently won the bid in the past three years; 6、 Acquisition of price inquiry and comparison documents: units interested in participating in the quotation can establish a bidding and mining system in China Coal Mine（ https://zmjc.ccmcgc.com ）Register and sign up. After registration, please actively contact the contact person of the inquirer for review. After the review is passed, the bidding system will be established from China Coal Mine（ https://zmjc.ccmcgc.com ）Obtain the inquiry document. 7、 Deadline for registration: 07:00, April 16, 2025 (Beijing time) Deadline for quotation: 07:00, April 16, 2025 (Beijing time) Time for bid opening: 07:00, April 16, 2025 (Beijing time) Inquirer: middling coal Third Construction (Group) Co., Ltd. Inner Mongolia Sanxing Coal Mine Project Department Contact person and contact information: Wang Bo 15551111766 Supervisor and contact information: Zhang Hao 13325419907 middling coal Third Construction (Group) Co., Ltd. 30 Engineering Department April 2025