Title: National Energy Group Materials Co., Ltd. Ningxia Branch Inquiry Form 2022-04-240 8:40:14 Initiate Consultation/Objection/Complaint for an Item Project Name: Ningxia Coal Industry Zaoquan Coal Mine Five Zone 6 # Coal Seam Goaf "Three Zones" Division and Coal Seam Natural Combustion Signature Gas and Critical Value Determination Service Inquiry Procurement Agency: National Energy Group Materials Co., Ltd. Ningxia Branch Procurement Number: WZYC-FWXJ-2025040958 Procuring party: National Energy Group Ningxia Coal Industry Co., Ltd. Bidder qualification conditions: Bidder qualification requirements: The bidder must also meet the following qualification certificates: 1. Safety evaluation agency qualification certificate - Coal mining industry 2. Provide inspection and testing agency qualification certification certificate - Inspection and testing capability including coal seam spontaneous combustion marker gas 3. Have a provincial-level or above enterprise technology center or key laboratory - and provide valid proof documents. Performance requirements of the bidder: The bidder must meet all of the following performance requirements: 1. The bidder must provide at least one contract for independently undertaking the "three zones" division of spontaneous combustion in the goaf from January 1, 2022 to the deadline for quotation. The bidder must provide a scanned copy of the performance contract that meets the requirements of this procurement, which must include the scope of procurement, the time of contract signing, and the stamped pages of both parties. Performance proof documents not provided in accordance with the above requirements are invalid proof documents. 2. The bidder shall provide at least one contract for independently undertaking the determination of natural ignition characteristic gases and critical values from January 1, 2022 to the deadline for quotation. The bidder shall provide scanned copies of performance contracts that meet the requirements of this procurement, which must include the scope of procurement, the date of contract signing, and the stamped pages of both parties. Performance certification documents not provided in accordance with the above requirements are invalid. Procurement Method: Inquiry Procurement Inquiry Method: Public Inquiry Material Classification: Service Category - Production Services; Service category - comprehensive services; Service category - survey and design; Service category - technical consulting services; Service category - Other; Main technical requirements: Responsible for determining the "three zones" division of spontaneous combustion in the goaf of coal seam 6 # in the fifth zone of Zaoquan Coal Mine, identifying characteristic gases and critical values for spontaneous combustion, and determining the diffusion radius of inert gases. Provide the "Three Zones" Division Determination Report for Spontaneous Combustion in the goaf of coal seam 6 # in the fifth zone of Zaoquan Coal Mine "," Identification Gas and Critical Values Determination Report for Natural Combustion in Coal seam 6 # in the fifth zone of Zaoquan Coal Mine ", and" Determination Report for Nitrogen Diffusion Radius in the goaf of coal seam 6 # in the fifth zone of Zaoquan Coal Mine ", which have been reviewed by relevant business departments, and provide a basis for predicting and implementing nitrogen injection fire prevention measures for coal seam spontaneous combustion in Zaoquan Coal Mine. Publisher of two items: Yin Junjie. Quotation method: Full order. Contact phone number: 4000104000-17687 (0951-7678067). Publication time: April 24, 2025. 8:40:14. Quotation deadline: April 27, 2025. 00:00. Payment method: telegraphic transfer. Shipping cost undertaken by the supplier. Objection contact person: National Energy Group Materials Co., Ltd. Ningxia Branch. Attachment: Objection. Receiving unit: National Energy Group Materials Co., Ltd. Ningxia Branch. Remarks: Publication platform: National Energy e-Procurement (website: www.)