Inquiry Announcement I of Hardware Fittings Inquiry and Purchase of Xinjie Project Department of 30 Engineering Division of middling coal No.3 Construction (Group) Co., Ltd. Inquiry Document No.: CGRW-2025-002933 II Project Name: Inquiry and Purchase of Hardware Fittings of Xinjie Project Department of 30 Engineering Division of middling coal No.3 Construction (Group) Co., Ltd. Project Overview: No. Material Name Specification Unit Quantity Remarks 1 Hardware Fittings Batch 1 IV Delivery Place: Xinjie Coal Mine, Zhasake Town, Ejin Horo Banner, Ordos, Inner Mongolia. 5、 Qualification requirements for bidders: 1. Possess the business scope required for this bidding, 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: 17:00, April 15, 2025 Deadline for quotation: 17:30, April 15, 2025 Time for bid opening: 17:30, April 15, 2025 Inquirer: Engineering Division 30 (Xinjie Project Department) of middling coal Third Construction (Group) Co., Ltd. Contact person and contact information: Hu Dianlong 15905571177 Supervisor and contact information: Hu Fei 18225778128 Engineering Division 30 of middling coal Third Construction (Group) Co., Ltd. April 2025